#31B880#31B880

#31B880 is a light, vivid teal. Relative luminance 0.365; OKLCH L 69.8% C 0.141 H 160.7°. Best body text is #000000 at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#31B880
RGB	rgb(49, 184, 128)
HSL	hsl(155, 58%, 46%)
HSV	hsv(155, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 30.4%, 27.8%)
CIE-LAB	lab(66.89, -48.91, 18.39)
CIE-LCH	lch(66.89, 52.25, 159.40°)
OKLab	oklab(69.76% -0.1333 0.0466)
OKLCH	oklch(69.76% 0.141 160.7)
XYZ	xyz(22.3011, 36.4899, 26.2858)
Luminance	0.3649 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B880 #B83169

analogous

#31B83C #31B880 #31ACB8

triadic

#31B880 #8031B8 #B88031

tetradic

#31B880 #3C31B8 #B83169 #ACB831

square

#31B880 #3C31B8 #B83169 #ACB831

split-complementary

#31B880 #B831AC #B83C31

monochromatic

#17573D #24885E #31B880 #55D29E #85DEB9

Accessibility & contrast

On white

2.53

#31B880 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.30

#31B880 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B880

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B880	#FFFFFF	#000000	##000000
##31B880	1.00	2.53	8.30	8.30
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.30	21.00	1.00	1.00
##000000	8.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6AA7D

Deuteranopia (green-blind)

#A59E84

Tritanopia (blue-blind)

#00B7A9

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b880;
/* rgb */ color: rgb(49, 184, 128);
/* oklch */ color: oklch(69.8% 0.141 160.7);

Tailwind

colors: {
  custom: {
    50: '#7ccea5',
    500: '#31b880',
    950: '#000000',
  },
}

SCSS

$custom: #31b880;
$custom-light: #7ccea5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b880",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 128
  },
  "hsl": {
    "h": 155.111,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.69762,
    "c": 0.1412,
    "h": 160.7
  },
  "luminance": 0.36492
}

Semantic roles & 50–950 ramp

primary

#31B880

secondary

#C87D9C

accent

#4787E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B140F

muted

#7C827F

Preview Lab

Preview with #31B880

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

Preview Lab → · Contrast checker → · Palette generator →