#1D8EA6#1D8EA6

#1D8EA6 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 59.8% C 0.100 H 216.5°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#1D8EA6
RGB	rgb(29, 142, 166)
HSL	hsl(191, 70%, 38%)
HSV	hsv(191, 83%, 65%)
CMYK	cmyk(82.5%, 14.5%, 0%, 34.9%)
CIE-LAB	lab(54.41, -21.43, -21.23)
CIE-LCH	lch(54.41, 30.17, 224.74°)
OKLab	oklab(59.84% -0.0803 -0.0594)
OKLCH	oklch(59.84% 0.1 216.5)
XYZ	xyz(17.0597, 22.3582, 39.4854)
Luminance	0.2236 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8EA6 #A6351D

analogous

#1DA679 #1D8EA6 #1D49A6

triadic

#1D8EA6 #A61D8E #8EA61D

tetradic

#1D8EA6 #791DA6 #A6351D #49A61D

square

#1D8EA6 #791DA6 #A6351D #49A61D

split-complementary

#1D8EA6 #A61D49 #A6791D

monochromatic

#0B353E #146172 #1D8EA6 #27BAD9 #5BCBE2

Accessibility & contrast

On white

3.84

#1D8EA6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#1D8EA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8EA6

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8EA6	#FFFFFF	#000000	##000000
##1D8EA6	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E89A7

Deuteranopia (green-blind)

#6C7DA6

Tritanopia (blue-blind)

#009696

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1d8ea6;
/* rgb */ color: rgb(29, 142, 166);
/* oklch */ color: oklch(59.8% 0.100 216.5);

Tailwind

colors: {
  custom: {
    50: '#73afc0',
    500: '#1d8ea6',
    950: '#000000',
  },
}

SCSS

$custom: #1d8ea6;
$custom-light: #73afc0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8ea6",
  "rgb": {
    "r": 29,
    "g": 142,
    "b": 166
  },
  "hsl": {
    "h": 190.511,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.59836,
    "c": 0.0999,
    "h": 216.5
  },
  "luminance": 0.2236
}

Semantic roles & 50–950 ramp

primary

#1D8EA6

secondary

#C66C59

accent

#5A3BED

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D8EA6

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

Preview Lab → · Contrast checker → · Palette generator →