#31AFD4#31AFD4

#31AFD4 is a light, moderate cyan. Relative luminance 0.361; OKLCH L 70.3% C 0.118 H 222.4°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#31AFD4
RGB	rgb(49, 175, 212)
HSL	hsl(194, 65%, 51%)
HSV	hsv(194, 77%, 83%)
CMYK	cmyk(76.9%, 17.5%, 0%, 16.9%)
CIE-LAB	lab(66.57, -21.33, -28.37)
CIE-LCH	lch(66.57, 35.50, 233.06°)
OKLab	oklab(70.3% -0.0869 -0.0795)
OKLCH	oklch(70.3% 0.118 222.4)
XYZ	xyz(28.4753, 36.0629, 67.7347)
Luminance	0.3607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31AFD4 #D45631

analogous

#31D4A8 #31AFD4 #315DD4

triadic

#31AFD4 #D431AF #AFD431

tetradic

#31AFD4 #A831D4 #D45631 #5DD431

square

#31AFD4 #A831D4 #D45631 #5DD431

split-complementary

#31AFD4 #D4315D #D4A831

monochromatic

#185E73 #2388A5 #31AFD4 #64C3DF #96D6E9

Accessibility & contrast

On white

2.56

#31AFD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#31AFD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31AFD4

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31AFD4	#FFFFFF	#000000	##000000
##31AFD4	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AABD6

Deuteranopia (green-blind)

#849BD4

Tritanopia (blue-blind)

#00BABB

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31afd4;
/* rgb */ color: rgb(49, 175, 212);
/* oklch */ color: oklch(70.3% 0.118 222.4);

Tailwind

colors: {
  custom: {
    50: '#82c7e1',
    500: '#31afd4',
    950: '#000000',
  },
}

SCSS

$custom: #31afd4;
$custom-light: #82c7e1;
$custom-dark: #000000;

JSON

{
  "hex": "#31afd4",
  "rgb": {
    "r": 49,
    "g": 175,
    "b": 212
  },
  "hsl": {
    "h": 193.62,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.70303,
    "c": 0.11775,
    "h": 222.4
  },
  "luminance": 0.36066
}

Semantic roles & 50–950 ramp

primary

#31AFD4

secondary

#D49D8C

accent

#663FE8

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #31AFD4

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

Preview Lab → · Contrast checker → · Palette generator →