#1F809D#1F809D

#1F809D is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 55.9% C 0.095 H 223.2°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#1F809D
RGB	rgb(31, 128, 157)
HSL	hsl(194, 67%, 37%)
HSV	hsv(194, 80%, 62%)
CMYK	cmyk(80.3%, 18.5%, 0%, 38.4%)
CIE-LAB	lab(49.69, -16.81, -23.27)
CIE-LCH	lch(49.69, 28.71, 234.16°)
OKLab	oklab(55.94% -0.0696 -0.0652)
OKLCH	oklch(55.94% 0.095 223.2)
XYZ	xyz(14.3675, 18.1622, 34.6402)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F809D #9D3C1F

analogous

#1F9D7B #1F809D #1F419D

triadic

#1F809D #9D1F80 #809D1F

tetradic

#1F809D #7B1F9D #9D3C1F #419D1F

square

#1F809D #7B1F9D #9D3C1F #419D1F

split-complementary

#1F809D #9D1F41 #9D7B1F

monochromatic

#0B2D37 #15566A #1F809D #29AAD0 #58BFDE

Accessibility & contrast

On white

4.53

#1F809D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#1F809D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F809D

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F809D	#FFFFFF	#000000	##000000
##1F809D	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7D9E

Deuteranopia (green-blind)

#5F719D

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1f809d;
/* rgb */ color: rgb(31, 128, 157);
/* oklch */ color: oklch(55.9% 0.095 223.2);

Tailwind

colors: {
  custom: {
    50: '#71a5ba',
    500: '#1f809d',
    950: '#000000',
  },
}

SCSS

$custom: #1f809d;
$custom-light: #71a5ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1f809d",
  "rgb": {
    "r": 31,
    "g": 128,
    "b": 157
  },
  "hsl": {
    "h": 193.81,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.55937,
    "c": 0.09537,
    "h": 223.2
  },
  "luminance": 0.18164
}

Semantic roles & 50–950 ramp

primary

#1F809D

secondary

#C26F56

accent

#653EEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1F809D

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

Preview Lab → · Contrast checker → · Palette generator →