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#a08021

a dark, vivid yellow · warm · closest name: Dark Goldenrod

RGB
160, 128, 33
HSL
45°, 66%, 38%
CMYK
0, 20, 79, 37
Luminance
0.2302

At a glance

Every number on this page in one read: what #a08021 is made of, how bright it looks, and which way it leans.

Hex
#a08021
Hue
45°
yellow
Saturation
66%
vivid
Lightness
38%
dark
Brightness
63%
HSV value
Perceived
52%
weighted brightness
Luminance
0.2302
WCAG relative
Temperature
Warm
12/100 cool
Color family
Yellow
Tone
Vivid
Best ink
Black
5.60:1
Closest name
Dark Goldenrod
ΔE2000 6.2
Where it sits
Hue45° of 360°
Saturation66%
Lightness38%
Temperature
Warm ← → Cool12% cool

Reads warm. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Every format

HEX#a08021
RGBrgb(160, 128, 33)
HSLhsl(45, 66%, 38%)
CMYKcmyk(0%, 20%, 79%, 37%)
LABlab(55.1 2.8 52.4)
LCHlch(55.1 52.5 86.9)
OKLCHoklch(0.614 0.114 88.9)
Decimal10518561
Display P3color(display-p3 0.627 0.502 0.129)

Copy-ready code

/* CSS */
color: #a08021;
background-color: #a08021;
/* Tailwind (arbitrary) */
class="text-[#a08021] bg-[#a08021]"
/* SCSS */
$brand: #a08021;
/* SwiftUI */
Color(red: 0.627, green: 0.502, blue: 0.129)
/* Android */
Color.parseColor("#a08021")
/* Flutter */
Color(0xFFA08021)
/* Python / OpenCV (BGR) */
(33, 128, 160)

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #a08021 · 5.60:1
Use #000000AA at every size, AAA for large text only.
Aa
White text · 3.75:1
AA fail · AA large pass · AAA fail
Aa
Black text · 5.60:1 · recommended
AA pass · AA large pass · AAA fail
Reading the other direction: #a08021 as text scores 3.75:1 on white and 5.60:1 on black.

Accessibility — WCAG contrast

Aa
#a08021 on white: 3.75:1
AA ✗ fail · AA-large · AAA
Aa
#a08021 on black: 5.60:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #907F0E
deuteranopia · #978827
tritanopia · #AE746E

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #a08021 is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FBF9F3
#F8F4E8
#F1E7CB
#ECD9A2
#E2C673
#D9B345
#CBA22A
#a08021
#876C1C
#625018
#3D320F
Base = 700Lightest = 50 · #FBF9F3Darkest = 950 · #3D320F
:root {
  --brand-50: #FBF9F3;
  --brand-100: #F8F4E8;
  --brand-200: #F1E7CB;
  --brand-300: #ECD9A2;
  --brand-400: #E2C673;
  --brand-500: #D9B345;
  --brand-600: #CBA22A;
  --brand-700: #a08021;
  --brand-800: #876C1C;
  --brand-900: #625018;
  --brand-950: #3D320F;
  --brand: #a08021;
  --brand-ink: #000000;
}

Colors that work with #a08021

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#FAF9F4
Tinted page background
Border#EDE1C0
Hairlines and dividers
Muted text#9B874B
Captions on the surface
Accent#1D61A4
Second voice, not a rival
Dark variant#6A5516
Hover, pressed, headers
Light variant#FBF6EA
Selected rows, tints
Dark surface#242014
Dark-mode background
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

How to use #a08021

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Headings from 24px up on white
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Small text on white — under 4.5:1
  • Full-page backgrounds — tiring over long sessions
  • Black text placed on it
  • Thin strokes and 1px borders — they disappear on light UI
  • Pairing with a same-lightness hue — edges vibrate

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#2141A0
Analogous left#A04021
Analogous right#80A021
Split-complement 1#2180A0
Split-complement 2#4021A0
Triadic 1#21A080
Triadic 2#8021A0
Tetradic#21A040

RGB percentages

Red62.7%
Green50.2%
Blue12.9%

CMYK percentages

Cyan0.0%
Magenta20.0%
Yellow79.4%
Key (black)37.3%

Color previews

#a08021 text on a black background

contrast 5.60:1

Card sample

#a08021 text on a white background

contrast 3.75:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #a08021;
Background color
Panel with #a08021 background
background-color: #a08021;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #a08021;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(160, 128, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(160, 128, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a08021;
background: linear-gradient(135deg, #a08021, #6BA021);

Monochromatic scale

Palettes built from #a08021

Shades — darker

Tints — lighter

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#a08021 in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
RetailLeisureEnergyWarning systems
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Converts to four-color process without much drama. Proof it anyway.

#a08021, answered

What color is #a08021?

#a08021 is a dark vivid yellow, closest to Dark Goldenrod (ΔE2000 6.2). It sits at 45° on the hue wheel with 66% saturation and 38% lightness, which reads as warm.

What is the RGB value of #a08021?

rgb(160, 128, 33) — 160 red, 128 green and 33 blue out of 255, or 62.7% / 50.2% / 12.9% by channel.

Is #a08021 a light or a dark color?

It is a mid-tone. Relative luminance is 0.2302 and perceived brightness is 52%, so black text on it reaches 5.60:1.

Should I use black or white text on #a08021?

Black. It scores 5.60:1 against #a08021, versus 3.75:1 for white — AA at any size.

What is the complementary color of #a08021?

#2141A0 sits directly opposite on the wheel. Softer options are the split-complements #2180A0 and #4021A0, which give the same contrast with far less vibration.

What colors go well with #a08021?

For interface work: #FAF9F4 as the surface, #EDE1C0 for borders, #9B874B for secondary text, #1D61A4 as an accent and #6A5516 for hover and pressed states. For a palette, the analogous pair #A04021 and #80A021 stays calm, while #2141A0 is the loudest partner.

What is #a08021 in CMYK for printing?

cmyk(0%, 20%, 79%, 37%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #a08021 warm or cool?

Warm — it scores 12 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #A06521; nudged cooler, #93A21F.

Work with #a08021 in the Color Lab