#31A3BF#31A3BF

#31A3BF is a light, moderate cyan. Relative luminance 0.306; OKLCH L 66.5% C 0.106 H 218.2°. Best body text is #000000 at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#31A3BF
RGB	rgb(49, 163, 191)
HSL	hsl(192, 59%, 47%)
HSV	hsv(192, 74%, 75%)
CMYK	cmyk(74.3%, 14.7%, 0%, 25.1%)
CIE-LAB	lab(62.17, -21.97, -23.46)
CIE-LCH	lch(62.17, 32.14, 226.89°)
OKLab	oklab(66.51% -0.0834 -0.0655)
OKLCH	oklch(66.51% 0.106 218.2)
XYZ	xyz(23.7638, 30.6061, 53.9352)
Luminance	0.3061 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A3BF #BF4D31

analogous

#31BF94 #31A3BF #315CBF

triadic

#31A3BF #BF31A3 #A3BF31

tetradic

#31A3BF #9431BF #BF4D31 #5CBF31

square

#31A3BF #9431BF #BF4D31 #5CBF31

split-complementary

#31A3BF #BF315C #BF9431

monochromatic

#18505E #25798E #31A3BF #59BCD4 #8AD0E1

Accessibility & contrast

On white

2.95

#31A3BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.12

#31A3BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31A3BF

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A3BF	#FFFFFF	#000000	##000000
##31A3BF	1.00	2.95	7.12	7.12
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.12	21.00	1.00	1.00
##000000	7.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919EC1

Deuteranopia (green-blind)

#7E90BF

Tritanopia (blue-blind)

#00ADAC

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #31a3bf;
/* rgb */ color: rgb(49, 163, 191);
/* oklch */ color: oklch(66.5% 0.106 218.2);

Tailwind

colors: {
  custom: {
    50: '#7ebed2',
    500: '#31a3bf',
    950: '#000000',
  },
}

SCSS

$custom: #31a3bf;
$custom-light: #7ebed2;
$custom-dark: #000000;

JSON

{
  "hex": "#31a3bf",
  "rgb": {
    "r": 49,
    "g": 163,
    "b": 191
  },
  "hsl": {
    "h": 191.831,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.66509,
    "c": 0.10607,
    "h": 218.2
  },
  "luminance": 0.30609
}

Semantic roles & 50–950 ramp

primary

#31A3BF

secondary

#CB9081

accent

#6445E2

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0B1214

muted

#7C8182

Preview Lab

Preview with #31A3BF

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

Preview Lab → · Contrast checker → · Palette generator →