#31B9B4#31B9B4

#31B9B4 is a light, moderate teal. Relative luminance 0.386; OKLCH L 71.5% C 0.112 H 191.2°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#31B9B4
RGB	rgb(49, 185, 180)
HSL	hsl(178, 58%, 46%)
HSV	hsv(178, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 2.7%, 27.5%)
CIE-LAB	lab(68.49, -36.11, -7.81)
CIE-LCH	lch(68.49, 36.95, 192.21°)
OKLab	oklab(71.5% -0.1099 -0.0218)
OKLCH	oklch(71.5% 0.112 191.2)
XYZ	xyz(26.8500, 38.6429, 49.2149)
Luminance	0.3865 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B9B4 #B93136

analogous

#31B970 #31B9B4 #317AB9

triadic

#31B9B4 #B431B9 #B9B431

tetradic

#31B9B4 #7031B9 #B93136 #7AB931

square

#31B9B4 #7031B9 #B93136 #7AB931

split-complementary

#31B9B4 #B9317A #B97031

monochromatic

#175856 #248985 #31B9B4 #55D2CD #86DFDC

Accessibility & contrast

On white

2.41

#31B9B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#31B9B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B9B4

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B9B4	#FFFFFF	#000000	##000000
##31B9B4	1.00	2.41	8.73	8.73
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.73	21.00	1.00	1.00
##000000	8.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEAFB4

Deuteranopia (green-blind)

#9AA1B5

Tritanopia (blue-blind)

#00BEB7

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #31b9b4;
/* rgb */ color: rgb(49, 185, 180);
/* oklch */ color: oklch(71.5% 0.112 191.2);

Tailwind

colors: {
  custom: {
    50: '#7fceca',
    500: '#31b9b4',
    950: '#000000',
  },
}

SCSS

$custom: #31b9b4;
$custom-light: #7fceca;
$custom-dark: #000000;

JSON

{
  "hex": "#31b9b4",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 180
  },
  "hsl": {
    "h": 177.794,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.71497,
    "c": 0.11205,
    "h": 191.2
  },
  "luminance": 0.38646
}

Semantic roles & 50–950 ramp

primary

#31B9B4

secondary

#C87D80

accent

#464CE1

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #31B9B4

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

Preview Lab → · Contrast checker → · Palette generator →