#31B379#31B379

#31B379 is a light, vivid teal. Relative luminance 0.343; OKLCH L 68.3% C 0.141 H 159.1°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#31B379
RGB	rgb(49, 179, 121)
HSL	hsl(153, 57%, 45%)
HSV	hsv(153, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 32.4%, 29.8%)
CIE-LAB	lab(65.18, -48.42, 19.82)
CIE-LCH	lch(65.18, 52.32, 157.74°)
OKLab	oklab(68.31% -0.1316 0.0501)
OKLCH	oklch(68.31% 0.141 159.1)
XYZ	xyz(20.8358, 34.2712, 23.6024)
Luminance	0.3427 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B379 #B3316B

analogous

#31B338 #31B379 #31ACB3

triadic

#31B379 #7931B3 #B37931

tetradic

#31B379 #3831B3 #B3316B #ACB331

square

#31B379 #3831B3 #B3316B #ACB331

split-complementary

#31B379 #B331AC #B33831

monochromatic

#175338 #248359 #31B379 #52D097 #82DDB4

Accessibility & contrast

On white

2.67

#31B379 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#31B379 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B379

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B379	#FFFFFF	#000000	##000000
##31B379	1.00	2.67	7.85	7.85
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A575

Deuteranopia (green-blind)

#A1997D

Tritanopia (blue-blind)

#00B2A4

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b379;
/* rgb */ color: rgb(49, 179, 121);
/* oklch */ color: oklch(68.3% 0.141 159.1);

Tailwind

colors: {
  custom: {
    50: '#7bcba0',
    500: '#31b379',
    950: '#000000',
  },
}

SCSS

$custom: #31b379;
$custom-light: #7bcba0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b379",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 121
  },
  "hsl": {
    "h": 153.231,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68306,
    "c": 0.14082,
    "h": 159.1
  },
  "luminance": 0.34274
}

Semantic roles & 50–950 ramp

primary

#31B379

secondary

#C67A9C

accent

#488CE0

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B379

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

Preview Lab → · Contrast checker → · Palette generator →