#1D8197#1D8197

#1D8197 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 55.9% C 0.092 H 216.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1D8197
RGB	rgb(29, 129, 151)
HSL	hsl(191, 68%, 35%)
HSV	hsv(191, 81%, 59%)
CMYK	cmyk(80.8%, 14.6%, 0%, 40.8%)
CIE-LAB	lab(49.73, -19.64, -19.71)
CIE-LCH	lch(49.73, 27.83, 225.10°)
OKLab	oklab(55.88% -0.0737 -0.0551)
OKLCH	oklch(55.88% 0.092 216.8)
XYZ	xyz(13.9405, 18.1944, 32.0493)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8197 #97331D

analogous

#1D9770 #1D8197 #1D4497

triadic

#1D8197 #971D81 #81971D

tetradic

#1D8197 #701D97 #97331D #44971D

square

#1D8197 #701D97 #97331D #44971D

split-complementary

#1D8197 #971D44 #97701D

monochromatic

#092930 #135564 #1D8197 #27ADCA #51C4DE

Accessibility & contrast

On white

4.53

#1D8197 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1D8197 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8197

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8197	#FFFFFF	#000000	##000000
##1D8197	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727D98

Deuteranopia (green-blind)

#627197

Tritanopia (blue-blind)

#008988

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1d8197;
/* rgb */ color: rgb(29, 129, 151);
/* oklch */ color: oklch(55.9% 0.092 216.8);

Tailwind

colors: {
  custom: {
    50: '#6fa5b5',
    500: '#1d8197',
    950: '#000000',
  },
}

SCSS

$custom: #1d8197;
$custom-light: #6fa5b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8197",
  "rgb": {
    "r": 29,
    "g": 129,
    "b": 151
  },
  "hsl": {
    "h": 190.82,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.55878,
    "c": 0.09203,
    "h": 216.8
  },
  "luminance": 0.18196
}

Semantic roles & 50–950 ramp

primary

#1D8197

secondary

#C0644F

accent

#5C3DEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D8197

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

Preview Lab → · Contrast checker → · Palette generator →