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#136b72

a dark, vivid cyan · cool · closest name: Teal

RGB
19, 107, 114
HSL
184°, 71%, 26%
CMYK
83, 6, 0, 55
Luminance
0.1187

At a glance

Every number on this page in one read: what #136b72 is made of, how bright it looks, and which way it leans.

Hex
#136b72
Hue
184°
cyan
Saturation
71%
vivid
Lightness
26%
dark
Brightness
45%
HSV value
Perceived
36%
weighted brightness
Luminance
0.1187
WCAG relative
Temperature
Cool
89/100 cool
Color family
Cyan
Tone
Vivid
Best ink
White
6.22:1
Closest name
Teal
ΔE2000 8.2
Where it sits
Hue184° of 360°
Saturation71%
Lightness26%
Temperature
Warm ← → Cool89% cool

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

Every format

HEX#136b72
RGBrgb(19, 107, 114)
HSLhsl(184, 71%, 26%)
CMYKcmyk(83%, 6%, 0%, 55%)
LABlab(41.0 -21.6 -11.0)
LCHlch(41.0 24.2 207.0)
OKLCHoklch(0.483 0.077 203.3)
Decimal1272690
Display P3color(display-p3 0.075 0.420 0.447)

Copy-ready code

/* CSS */
color: #136b72;
background-color: #136b72;
/* Tailwind (arbitrary) */
class="text-[#136b72] bg-[#136b72]"
/* SCSS */
$brand: #136b72;
/* SwiftUI */
Color(red: 0.075, green: 0.420, blue: 0.447)
/* Android */
Color.parseColor("#136b72")
/* Flutter */
Color(0xFF136B72)
/* Python / OpenCV (BGR) */
(114, 107, 19)

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#ffffff on #136b72 · 6.22:1
Use #ffffffAA at every size, AAA for large text only.
Aa
White text · 6.22:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 3.37:1
AA fail · AA large pass · AAA fail
Reading the other direction: #136b72 as text scores 6.22:1 on white and 3.37:1 on black.

Accessibility — WCAG contrast

Aa
#136b72 on white: 6.22:1
AA ✓ pass · AA-large · AAA
Aa
#136b72 on black: 3.37:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #626673
deuteranopia · #555D72
tritanopia · #00706D

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #136b72 is pinned to step 900; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F3FBFC
#E7F7F8
#C9F0F3
#9FE9EF
#6FDEE7
#3FD3DF
#23C5D2
#1DA4AF
#17838C
#136b72
#0D3C3F
Base = 900Lightest = 50 · #F3FBFCDarkest = 950 · #0D3C3F
:root {
  --brand-50: #F3FBFC;
  --brand-100: #E7F7F8;
  --brand-200: #C9F0F3;
  --brand-300: #9FE9EF;
  --brand-400: #6FDEE7;
  --brand-500: #3FD3DF;
  --brand-600: #23C5D2;
  --brand-700: #1DA4AF;
  --brand-800: #17838C;
  --brand-900: #136b72;
  --brand-950: #0D3C3F;
  --brand: #136b72;
  --brand-ink: #ffffff;
}

Colors that work with #136b72

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

Text on it#ffffff
White wins here
Surface#F4FAFA
Tinted page background
Border#C0E9ED
Hairlines and dividers
Muted text#4B959B
Captions on the surface
Accent#751022
Second voice, not a rival
Dark variant#12676D
Hover, pressed, headers
Light variant#E9FAFB
Selected rows, tints
Dark surface#142324
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 #136b72

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

Works well for
  • Body text and links on white
  • 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
  • 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#721A13
Analogous left#13724A
Analogous right#133C72
Split-complement 1#72133C
Split-complement 2#724A13
Triadic 1#72136B
Triadic 2#6B7213
Tetradic#4A1372

RGB percentages

Red7.5%
Green42.0%
Blue44.7%

CMYK percentages

Cyan83.3%
Magenta6.1%
Yellow0.0%
Key (black)55.3%

Color previews

#136b72 text on a black background

contrast 3.37:1

Card sample

#136b72 text on a white background

contrast 6.22:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #136b72;
Background color
Panel with #136b72 background
background-color: #136b72;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #136b72;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(19, 107, 114, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(19, 107, 114, 0.45);
Border & gradient
Gradient panel
border: 3px solid #136b72;
background: linear-gradient(135deg, #136b72, #132C72);

Monochromatic scale

Palettes built from #136b72

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.

#136b72 in the real world

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

Industries
TechnologyTravelHealthcareMedia
Common UI roles
ButtonsLinksFocus statesCharts
Print note

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

#136b72, answered

What color is #136b72?

#136b72 is a dark vivid cyan, closest to Teal (ΔE2000 8.2). It sits at 184° on the hue wheel with 71% saturation and 26% lightness, which reads as cool.

What is the RGB value of #136b72?

rgb(19, 107, 114) — 19 red, 107 green and 114 blue out of 255, or 7.5% / 42% / 44.7% by channel.

Is #136b72 a light or a dark color?

It is a dark color. Relative luminance is 0.1187 and perceived brightness is 36%, so white text on it reaches 6.22:1.

Should I use black or white text on #136b72?

White. It scores 6.22:1 against #136b72, versus 3.37:1 for black — AA at any size.

What is the complementary color of #136b72?

#721A13 sits directly opposite on the wheel. Softer options are the split-complements #72133C and #724A13, which give the same contrast with far less vibration.

What colors go well with #136b72?

For interface work: #F4FAFA as the surface, #C0E9ED for borders, #4B959B for secondary text, #751022 as an accent and #12676D for hover and pressed states. For a palette, the analogous pair #13724A and #133C72 stays calm, while #721A13 is the loudest partner.

What is #136b72 in CMYK for printing?

cmyk(83%, 6%, 0%, 55%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #136b72 warm or cool?

Cool — it scores 89 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #137256; nudged cooler, #124E73.

Work with #136b72 in the Color Lab