#31A9CF#31A9CF

#31A9CF is a light, moderate cyan. Relative luminance 0.335; OKLCH L 68.7% C 0.116 H 224.0°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#31A9CF
RGB	rgb(49, 169, 207)
HSL	hsl(194, 62%, 50%)
HSV	hsv(194, 76%, 81%)
CMYK	cmyk(76.3%, 18.4%, 0%, 18.8%)
CIE-LAB	lab(64.59, -19.85, -28.66)
CIE-LCH	lch(64.59, 34.86, 235.29°)
OKLab	oklab(68.65% -0.0831 -0.0803)
OKLCH	oklch(68.65% 0.116 224)
XYZ	xyz(26.7124, 33.5307, 64.0836)
Luminance	0.3353 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A9CF #CF5731

analogous

#31CFA6 #31A9CF #315ACF

triadic

#31A9CF #CF31A9 #A9CF31

tetradic

#31A9CF #A631CF #CF5731 #5ACF31

square

#31A9CF #A631CF #CF5731 #5ACF31

split-complementary

#31A9CF #CF315A #CFA631

monochromatic

#19586C #25819E #31A9CF #63BEDB #94D2E6

Accessibility & contrast

On white

2.72

#31A9CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#31A9CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31A9CF

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A9CF	#FFFFFF	#000000	##000000
##31A9CF	1.00	2.72	7.71	7.71
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94A5D1

Deuteranopia (green-blind)

#7F96CF

Tritanopia (blue-blind)

#00B4B5

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31a9cf;
/* rgb */ color: rgb(49, 169, 207);
/* oklch */ color: oklch(68.7% 0.116 224.0);

Tailwind

colors: {
  custom: {
    50: '#81c2dd',
    500: '#31a9cf',
    950: '#000000',
  },
}

SCSS

$custom: #31a9cf;
$custom-light: #81c2dd;
$custom-dark: #000000;

JSON

{
  "hex": "#31a9cf",
  "rgb": {
    "r": 49,
    "g": 169,
    "b": 207
  },
  "hsl": {
    "h": 194.43,
    "s": 62.205,
    "l": 50.196
  },
  "oklch": {
    "l": 0.6865,
    "c": 0.11556,
    "h": 224
  },
  "luminance": 0.33534
}

Semantic roles & 50–950 ramp

primary

#31A9CF

secondary

#D19C8B

accent

#6A43E5

background

#F8FBFD

surface

#F0F7FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #31A9CF

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

Preview Lab → · Contrast checker → · Palette generator →