#31B980#31B980

#31B980 is a light, vivid teal. Relative luminance 0.369; OKLCH L 70.0% C 0.142 H 160.4°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#31B980
RGB	rgb(49, 185, 128)
HSL	hsl(155, 58%, 46%)
HSV	hsv(155, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 30.8%, 27.5%)
CIE-LAB	lab(67.21, -49.30, 18.82)
CIE-LCH	lch(67.21, 52.77, 159.11°)
OKLab	oklab(70.02% -0.1343 0.0477)
OKLCH	oklch(70.02% 0.143 160.4)
XYZ	xyz(22.5095, 36.9068, 26.3553)
Luminance	0.3691 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B980 #B9316A

analogous

#31B93C #31B980 #31AEB9

triadic

#31B980 #8031B9 #B98031

tetradic

#31B980 #3C31B9 #B9316A #AEB931

square

#31B980 #3C31B9 #B9316A #AEB931

split-complementary

#31B980 #B931AE #B93C31

monochromatic

#17583D #24895F #31B980 #55D29E #86DFB9

Accessibility & contrast

On white

2.51

#31B980 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#31B980 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B980

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B980	#FFFFFF	#000000	##000000
##31B980	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7AB7D

Deuteranopia (green-blind)

#A69F84

Tritanopia (blue-blind)

#00B8AA

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31b980;
/* rgb */ color: rgb(49, 185, 128);
/* oklch */ color: oklch(70.0% 0.142 160.4);

Tailwind

colors: {
  custom: {
    50: '#7dcfa5',
    500: '#31b980',
    950: '#000000',
  },
}

SCSS

$custom: #31b980;
$custom-light: #7dcfa5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b980",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 128
  },
  "hsl": {
    "h": 154.853,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.70021,
    "c": 0.1425,
    "h": 160.4
  },
  "luminance": 0.36909
}

Semantic roles & 50–950 ramp

primary

#31B980

secondary

#C87D9D

accent

#4687E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B140F

muted

#7C827F

Preview Lab

Preview with #31B980

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

Preview Lab → · Contrast checker → · Palette generator →