#31B184#31B184

#31B184 is a light, vivid teal. Relative luminance 0.338; OKLCH L 68.0% C 0.129 H 164.8°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#31B184
RGB	rgb(49, 177, 132)
HSL	hsl(159, 57%, 44%)
HSV	hsv(159, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 25.4%, 30.6%)
CIE-LAB	lab(64.77, -45.16, 13.26)
CIE-LCH	lch(64.77, 47.07, 163.64°)
OKLab	oklab(68.05% -0.1243 0.0339)
OKLCH	oklch(68.05% 0.129 164.8)
XYZ	xyz(21.1513, 33.7607, 27.2271)
Luminance	0.3376 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B184 #B1315E

analogous

#31B144 #31B184 #319EB1

triadic

#31B184 #8431B1 #B18431

tetradic

#31B184 #4431B1 #B1315E #9EB131

square

#31B184 #4431B1 #B1315E #9EB131

split-complementary

#31B184 #B1319E #B14431

monochromatic

#16513D #248160 #31B184 #51CFA2 #80DCBC

Accessibility & contrast

On white

2.71

#31B184 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#31B184 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B184

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B184	#FFFFFF	#000000	##000000
##31B184	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)

#ADA482

Deuteranopia (green-blind)

#9D9887

Tritanopia (blue-blind)

#00B1A5

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b184;
/* rgb */ color: rgb(49, 177, 132);
/* oklch */ color: oklch(68.0% 0.129 164.8);

Tailwind

colors: {
  custom: {
    50: '#7bc9a7',
    500: '#31b184',
    950: '#000000',
  },
}

SCSS

$custom: #31b184;
$custom-light: #7bc9a7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b184",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 132
  },
  "hsl": {
    "h": 158.906,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.68048,
    "c": 0.12882,
    "h": 164.8
  },
  "luminance": 0.33763
}

Semantic roles & 50–950 ramp

primary

#31B184

secondary

#C57994

accent

#487DE0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B184

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

Preview Lab → · Contrast checker → · Palette generator →