#31B879#31B879

#31B879 is a light, vivid teal. Relative luminance 0.363; OKLCH L 69.6% C 0.147 H 157.9°. Best body text is #000000 at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#31B879
RGB	rgb(49, 184, 121)
HSL	hsl(152, 58%, 46%)
HSV	hsv(152, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 34.2%, 27.8%)
CIE-LAB	lab(66.76, -50.39, 21.97)
CIE-LCH	lch(66.76, 54.97, 156.44°)
OKLab	oklab(69.61% -0.1366 0.0554)
OKLCH	oklch(69.61% 0.147 157.9)
XYZ	xyz(21.8561, 36.3119, 23.9425)
Luminance	0.3631 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B879 #B83170

analogous

#31B835 #31B879 #31B3B8

triadic

#31B879 #7931B8 #B87931

tetradic

#31B879 #3531B8 #B83170 #B3B831

square

#31B879 #3531B8 #B83170 #B3B831

split-complementary

#31B879 #B831B3 #B83531

monochromatic

#175739 #248859 #31B879 #55D297 #85DEB5

Accessibility & contrast

On white

2.54

#31B879 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.26

#31B879 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B879

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B879	#FFFFFF	#000000	##000000
##31B879	1.00	2.54	8.26	8.26
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.26	21.00	1.00	1.00
##000000	8.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6AA75

Deuteranopia (green-blind)

#A69E7D

Tritanopia (blue-blind)

#00B7A8

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b879;
/* rgb */ color: rgb(49, 184, 121);
/* oklch */ color: oklch(69.6% 0.147 157.9);

Tailwind

colors: {
  custom: {
    50: '#7ccea0',
    500: '#31b879',
    950: '#000000',
  },
}

SCSS

$custom: #31b879;
$custom-light: #7ccea0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b879",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 121
  },
  "hsl": {
    "h": 152,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.69607,
    "c": 0.14739,
    "h": 157.9
  },
  "luminance": 0.36314
}

Semantic roles & 50–950 ramp

primary

#31B879

secondary

#C87DA0

accent

#478FE1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140E

muted

#7C827E

Preview Lab

Preview with #31B879

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

Preview Lab → · Contrast checker → · Palette generator →