#31B399#31B399

#31B399 is a light, moderate teal. Relative luminance 0.352; OKLCH L 69.1% C 0.117 H 176.0°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#31B399
RGB	rgb(49, 179, 153)
HSL	hsl(168, 57%, 45%)
HSV	hsv(168, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 14.5%, 29.8%)
CIE-LAB	lab(65.90, -40.82, 3.28)
CIE-LCH	lch(65.90, 40.95, 175.40°)
OKLab	oklab(69.13% -0.1163 0.0081)
OKLCH	oklch(69.13% 0.117 176)
XYZ	xyz(23.1336, 35.1903, 35.7040)
Luminance	0.3519 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B399 #B3314B

analogous

#31B358 #31B399 #318CB3

triadic

#31B399 #9931B3 #B39931

tetradic

#31B399 #5831B3 #B3314B #8CB331

square

#31B399 #5831B3 #B3314B #8CB331

split-complementary

#31B399 #B3318C #B35831

monochromatic

#175347 #248370 #31B399 #52D0B6 #82DDCB

Accessibility & contrast

On white

2.61

#31B399 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#31B399 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B399

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B399	#FFFFFF	#000000	##000000
##31B399	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACA898

Deuteranopia (green-blind)

#9B9B9B

Tritanopia (blue-blind)

#00B5AB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b399;
/* rgb */ color: rgb(49, 179, 153);
/* oklch */ color: oklch(69.1% 0.117 176.0);

Tailwind

colors: {
  custom: {
    50: '#7ccab7',
    500: '#31b399',
    950: '#000000',
  },
}

SCSS

$custom: #31b399;
$custom-light: #7ccab7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b399",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 153
  },
  "hsl": {
    "h": 168,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.69133,
    "c": 0.11658,
    "h": 176
  },
  "luminance": 0.35193
}

Semantic roles & 50–950 ramp

primary

#31B399

secondary

#C67A89

accent

#4866E0

background

#F8FCFB

surface

#EFF8F6

border

#CAD1D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #31B399

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

Preview Lab → · Contrast checker → · Palette generator →