#31B183#31B183

#31B183 is a light, vivid teal. Relative luminance 0.337; OKLCH L 68.0% C 0.130 H 164.3°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#31B183
RGB	rgb(49, 177, 131)
HSL	hsl(158, 57%, 44%)
HSV	hsv(158, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 26%, 30.6%)
CIE-LAB	lab(64.75, -45.39, 13.78)
CIE-LCH	lch(64.75, 47.44, 163.11°)
OKLab	oklab(68.02% -0.1248 0.0352)
OKLCH	oklch(68.02% 0.13 164.3)
XYZ	xyz(21.0832, 33.7335, 26.8684)
Luminance	0.3374 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B183 #B1315F

analogous

#31B143 #31B183 #319FB1

triadic

#31B183 #8331B1 #B18331

tetradic

#31B183 #4331B1 #B1315F #9FB131

square

#31B183 #4331B1 #B1315F #9FB131

split-complementary

#31B183 #B1319F #B14331

monochromatic

#16513C #248160 #31B183 #51CFA1 #80DCBB

Accessibility & contrast

On white

2.71

#31B183 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#31B183 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B183

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B183	#FFFFFF	#000000	##000000
##31B183	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA480

Deuteranopia (green-blind)

#9D9886

Tritanopia (blue-blind)

#00B1A4

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b183;
/* rgb */ color: rgb(49, 177, 131);
/* oklch */ color: oklch(68.0% 0.130 164.3);

Tailwind

colors: {
  custom: {
    50: '#7bc9a7',
    500: '#31b183',
    950: '#000000',
  },
}

SCSS

$custom: #31b183;
$custom-light: #7bc9a7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b183",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 131
  },
  "hsl": {
    "h": 158.438,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.68023,
    "c": 0.12963,
    "h": 164.3
  },
  "luminance": 0.33736
}

Semantic roles & 50–950 ramp

primary

#31B183

secondary

#C57994

accent

#487FE0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B183

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

Preview Lab → · Contrast checker → · Palette generator →