#31B171#31B171

#31B171 is a light, vivid teal. Relative luminance 0.333; OKLCH L 67.6% C 0.145 H 156.5°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#31B171
RGB	rgb(49, 177, 113)
HSL	hsl(150, 57%, 44%)
HSV	hsv(150, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 36.2%, 30.6%)
CIE-LAB	lab(64.39, -49.29, 23.07)
CIE-LCH	lch(64.39, 54.42, 154.92°)
OKLab	oklab(67.61% -0.1334 0.0579)
OKLCH	oklch(67.61% 0.145 156.5)
XYZ	xyz(19.9675, 33.2872, 20.9923)
Luminance	0.3329 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B171 #B13171

analogous

#31B131 #31B171 #31B1B1

triadic

#31B171 #7131B1 #B17131

tetradic

#31B171 #3131B1 #B13171 #B1B131

square

#31B171 #3131B1 #B13171 #B1B131

split-complementary

#31B171 #B131B1 #B13131

monochromatic

#165134 #248152 #31B171 #51CF90 #80DCAE

Accessibility & contrast

On white

2.74

#31B171 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#31B171 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B171

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B171	#FFFFFF	#000000	##000000
##31B171	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A36D

Deuteranopia (green-blind)

#A09875

Tritanopia (blue-blind)

#00AFA1

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b171;
/* rgb */ color: rgb(49, 177, 113);
/* oklch */ color: oklch(67.6% 0.145 156.5);

Tailwind

colors: {
  custom: {
    50: '#7bc99a',
    500: '#31b171',
    950: '#000000',
  },
}

SCSS

$custom: #31b171;
$custom-light: #7bc99a;
$custom-dark: #000000;

JSON

{
  "hex": "#31b171",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 113
  },
  "hsl": {
    "h": 150,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.67611,
    "c": 0.14541,
    "h": 156.5
  },
  "luminance": 0.3329
}

Semantic roles & 50–950 ramp

primary

#31B171

secondary

#C5799F

accent

#4894E0

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B171

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

Preview Lab → · Contrast checker → · Palette generator →