#1D809B#1D809B

#1D809B is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 55.8% C 0.095 H 221.3°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#1D809B
RGB	rgb(29, 128, 155)
HSL	hsl(193, 68%, 36%)
HSV	hsv(193, 81%, 61%)
CMYK	cmyk(81.3%, 17.4%, 0%, 39.2%)
CIE-LAB	lab(49.57, -17.71, -22.29)
CIE-LCH	lch(49.57, 28.47, 231.53°)
OKLab	oklab(55.8% -0.0711 -0.0624)
OKLCH	oklch(55.8% 0.095 221.3)
XYZ	xyz(14.1398, 18.0643, 33.7455)
Luminance	0.1807 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D809B #9B381D

analogous

#1D9B77 #1D809B #1D419B

triadic

#1D809B #9B1D80 #809B1D

tetradic

#1D809B #771D9B #9B381D #419B1D

square

#1D809B #771D9B #9B381D #419B1D

split-complementary

#1D809B #9B1D41 #9B771D

monochromatic

#0A2B34 #135567 #1D809B #27ABCF #53C1DF

Accessibility & contrast

On white

4.55

#1D809B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#1D809B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D809B

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D809B	#FFFFFF	#000000	##000000
##1D809B	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707D9C

Deuteranopia (green-blind)

#5F719B

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1d809b;
/* rgb */ color: rgb(29, 128, 155);
/* oklch */ color: oklch(55.8% 0.095 221.3);

Tailwind

colors: {
  custom: {
    50: '#70a5b8',
    500: '#1d809b',
    950: '#000000',
  },
}

SCSS

$custom: #1d809b;
$custom-light: #70a5b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d809b",
  "rgb": {
    "r": 29,
    "g": 128,
    "b": 155
  },
  "hsl": {
    "h": 192.857,
    "s": 68.478,
    "l": 36.078
  },
  "oklch": {
    "l": 0.55804,
    "c": 0.09463,
    "h": 221.3
  },
  "luminance": 0.18066
}

Semantic roles & 50–950 ramp

primary

#1D809B

secondary

#C26A52

accent

#623CEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D809B

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

Preview Lab → · Contrast checker → · Palette generator →