#31B187#31B187

#31B187 is a light, vivid teal. Relative luminance 0.338; OKLCH L 68.1% C 0.126 H 166.3°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#31B187
RGB	rgb(49, 177, 135)
HSL	hsl(160, 57%, 44%)
HSV	hsv(160, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 23.7%, 30.6%)
CIE-LAB	lab(64.84, -44.46, 11.71)
CIE-LCH	lch(64.84, 45.97, 165.25°)
OKLab	oklab(68.12% -0.1228 0.0299)
OKLCH	oklch(68.12% 0.126 166.3)
XYZ	xyz(21.3595, 33.8440, 28.3238)
Luminance	0.3385 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B187 #B1315B

analogous

#31B147 #31B187 #319BB1

triadic

#31B187 #8731B1 #B18731

tetradic

#31B187 #4731B1 #B1315B #9BB131

square

#31B187 #4731B1 #B1315B #9BB131

split-complementary

#31B187 #B1319B #B14731

monochromatic

#16513E #248162 #31B187 #51CFA5 #80DCBE

Accessibility & contrast

On white

2.70

#31B187 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#31B187 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B187

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B187	#FFFFFF	#000000	##000000
##31B187	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADA485

Deuteranopia (green-blind)

#9C988A

Tritanopia (blue-blind)

#00B2A5

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b187;
/* rgb */ color: rgb(49, 177, 135);
/* oklch */ color: oklch(68.1% 0.126 166.3);

Tailwind

colors: {
  custom: {
    50: '#7bc9aa',
    500: '#31b187',
    950: '#000000',
  },
}

SCSS

$custom: #31b187;
$custom-light: #7bc9aa;
$custom-dark: #000000;

JSON

{
  "hex": "#31b187",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 135
  },
  "hsl": {
    "h": 160.313,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.68124,
    "c": 0.12644,
    "h": 166.3
  },
  "luminance": 0.33847
}

Semantic roles & 50–950 ramp

primary

#31B187

secondary

#C57992

accent

#487AE0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #31B187

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

Preview Lab → · Contrast checker → · Palette generator →