#1F809A#1F809A

#1F809A is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 55.8% C 0.093 H 220.7°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#1F809A
RGB	rgb(31, 128, 154)
HSL	hsl(193, 66%, 36%)
HSV	hsv(193, 80%, 60%)
CMYK	cmyk(79.9%, 16.9%, 0%, 39.6%)
CIE-LAB	lab(49.57, -17.85, -21.71)
CIE-LCH	lch(49.57, 28.11, 230.56°)
OKLab	oklab(55.8% -0.0708 -0.0608)
OKLCH	oklch(55.8% 0.093 220.7)
XYZ	xyz(14.1145, 18.0610, 33.3078)
Luminance	0.1806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F809A #9A391F

analogous

#1F9A77 #1F809A #1F439A

triadic

#1F809A #9A1F80 #809A1F

tetradic

#1F809A #771F9A #9A391F #439A1F

square

#1F809A #771F9A #9A391F #439A1F

split-complementary

#1F809A #9A1F43 #9A771F

monochromatic

#0A2B34 #155667 #1F809A #29AACD #56C1DD

Accessibility & contrast

On white

4.55

#1F809A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#1F809A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F809A

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F809A	#FFFFFF	#000000	##000000
##1F809A	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)

#707D9B

Deuteranopia (green-blind)

#60719A

Tritanopia (blue-blind)

#008888

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1f809a;
/* rgb */ color: rgb(31, 128, 154);
/* oklch */ color: oklch(55.8% 0.093 220.7);

Tailwind

colors: {
  custom: {
    50: '#70a5b7',
    500: '#1f809a',
    950: '#000000',
  },
}

SCSS

$custom: #1f809a;
$custom-light: #70a5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f809a",
  "rgb": {
    "r": 31,
    "g": 128,
    "b": 154
  },
  "hsl": {
    "h": 192.683,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.55798,
    "c": 0.09328,
    "h": 220.7
  },
  "luminance": 0.18063
}

Semantic roles & 50–950 ramp

primary

#1F809A

secondary

#C16B54

accent

#633EE9

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1F809A

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

Preview Lab → · Contrast checker → · Palette generator →