#136E81#136E81

#136E81 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 49.8% C 0.083 H 216.3°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#136E81
RGB	rgb(19, 110, 129)
HSL	hsl(190, 74%, 29%)
HSV	hsv(190, 85%, 51%)
CMYK	cmyk(85.3%, 14.7%, 0%, 49.4%)
CIE-LAB	lab(42.57, -17.97, -17.66)
CIE-LCH	lch(42.57, 25.19, 224.50°)
OKLab	oklab(49.77% -0.0673 -0.0494)
OKLCH	oklch(49.77% 0.083 216.3)
XYZ	xyz(9.8052, 12.8740, 22.7328)
Luminance	0.1288 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#136E81 #812613

analogous

#13815D #136E81 #133781

triadic

#136E81 #81136E #6E8113

tetradic

#136E81 #5D1381 #812613 #378113

square

#136E81 #5D1381 #812613 #378113

split-complementary

#136E81 #811337 #815D13

monochromatic

#04171B #0B414C #136E81 #1B9BB6 #2EC1E0

Accessibility & contrast

On white

5.87

#136E81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#136E81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #136E81

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##136E81	#FFFFFF	#000000	##FFFFFF
##136E81	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616A82

Deuteranopia (green-blind)

#536081

Tritanopia (blue-blind)

#007574

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #136e81;
/* rgb */ color: rgb(19, 110, 129);
/* oklch */ color: oklch(49.8% 0.083 216.3);

Tailwind

colors: {
  custom: {
    50: '#6797a5',
    500: '#136e81',
    950: '#000000',
  },
}

SCSS

$custom: #136e81;
$custom-light: #6797a5;
$custom-dark: #000000;

JSON

{
  "hex": "#136e81",
  "rgb": {
    "r": 19,
    "g": 110,
    "b": 129
  },
  "hsl": {
    "h": 190.364,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.49774,
    "c": 0.08345,
    "h": 216.3
  },
  "luminance": 0.12875
}

Semantic roles & 50–950 ramp

primary

#136E81

secondary

#B64F3A

accent

#5737F1

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #136E81

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →