#31B599#31B599

#31B599 is a light, moderate teal. Relative luminance 0.360; OKLCH L 69.6% C 0.119 H 175.0°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#31B599
RGB	rgb(49, 181, 153)
HSL	hsl(167, 57%, 45%)
HSV	hsv(167, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 15.5%, 29%)
CIE-LAB	lab(66.52, -41.70, 4.18)
CIE-LCH	lch(66.52, 41.91, 174.27°)
OKLab	oklab(69.64% -0.1183 0.0104)
OKLCH	oklch(69.64% 0.119 175)
XYZ	xyz(23.5373, 35.9978, 35.8386)
Luminance	0.3600 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B599 #B5314D

analogous

#31B557 #31B599 #318FB5

triadic

#31B599 #9931B5 #B59931

tetradic

#31B599 #5731B5 #B5314D #8FB531

square

#31B599 #5731B5 #B5314D #8FB531

split-complementary

#31B599 #B5318F #B55731

monochromatic

#175548 #248570 #31B599 #53D0B6 #83DDCA

Accessibility & contrast

On white

2.56

#31B599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#31B599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B599

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B599	#FFFFFF	#000000	##000000
##31B599	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA998

Deuteranopia (green-blind)

#9D9C9B

Tritanopia (blue-blind)

#00B7AD

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b599;
/* rgb */ color: rgb(49, 181, 153);
/* oklch */ color: oklch(69.6% 0.119 175.0);

Tailwind

colors: {
  custom: {
    50: '#7dccb7',
    500: '#31b599',
    950: '#000000',
  },
}

SCSS

$custom: #31b599;
$custom-light: #7dccb7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b599",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 153
  },
  "hsl": {
    "h": 167.273,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.69642,
    "c": 0.11879,
    "h": 175
  },
  "luminance": 0.36001
}

Semantic roles & 50–950 ramp

primary

#31B599

secondary

#C77B8B

accent

#4768E1

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #31B599

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

Preview Lab → · Contrast checker → · Palette generator →