#31B7B8#31B7B8

#31B7B8 is a light, moderate teal. Relative luminance 0.380; OKLCH L 71.1% C 0.110 H 195.7°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#31B7B8
RGB	rgb(49, 183, 184)
HSL	hsl(180, 58%, 46%)
HSV	hsv(180, 73%, 72%)
CMYK	cmyk(73.4%, 0.5%, 0%, 27.8%)
CIE-LAB	lab(68.00, -34.02, -10.74)
CIE-LCH	lch(68.00, 35.68, 197.53°)
OKLab	oklab(71.14% -0.1061 -0.0299)
OKLCH	oklch(71.14% 0.11 195.7)
XYZ	xyz(26.8479, 37.9774, 51.2535)
Luminance	0.3798 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B7B8 #B83231

analogous

#31B875 #31B7B8 #3174B8

triadic

#31B7B8 #B831B7 #B7B831

tetradic

#31B7B8 #7531B8 #B83231 #74B831

square

#31B7B8 #7531B8 #B83231 #74B831

split-complementary

#31B7B8 #B83174 #B87531

monochromatic

#175757 #248788 #31B7B8 #55D1D2 #85DEDE

Accessibility & contrast

On white

2.44

#31B7B8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#31B7B8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B7B8

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B7B8	#FFFFFF	#000000	##000000
##31B7B8	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABAEB8

Deuteranopia (green-blind)

#97A0B9

Tritanopia (blue-blind)

#00BDB7

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #31b7b8;
/* rgb */ color: rgb(49, 183, 184);
/* oklch */ color: oklch(71.1% 0.110 195.7);

Tailwind

colors: {
  custom: {
    50: '#7fcdcd',
    500: '#31b7b8',
    950: '#000000',
  },
}

SCSS

$custom: #31b7b8;
$custom-light: #7fcdcd;
$custom-dark: #000000;

JSON

{
  "hex": "#31b7b8",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 184
  },
  "hsl": {
    "h": 180.444,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.71141,
    "c": 0.11026,
    "h": 195.7
  },
  "luminance": 0.37981
}

Semantic roles & 50–950 ramp

primary

#31B7B8

secondary

#C87D7D

accent

#4847E1

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #31B7B8

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

Preview Lab → · Contrast checker → · Palette generator →