#31B1BD#31B1BD

#31B1BD is a light, moderate teal. Relative luminance 0.358; OKLCH L 69.8% C 0.108 H 204.4°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#31B1BD
RGB	rgb(49, 177, 189)
HSL	hsl(185, 59%, 47%)
HSV	hsv(185, 74%, 74%)
CMYK	cmyk(74.1%, 6.3%, 0%, 25.9%)
CIE-LAB	lab(66.34, -29.64, -16.01)
CIE-LCH	lch(66.34, 33.69, 208.37°)
OKLab	oklab(69.85% -0.098 -0.0445)
OKLCH	oklch(69.85% 0.108 204.4)
XYZ	xyz(26.1700, 35.7682, 53.6589)
Luminance	0.3577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B1BD #BD3D31

analogous

#31BD83 #31B1BD #316BBD

triadic

#31B1BD #BD31B1 #B1BD31

tetradic

#31B1BD #8331BD #BD3D31 #6BBD31

square

#31B1BD #8331BD #BD3D31 #6BBD31

split-complementary

#31B1BD #BD316B #BD8331

monochromatic

#18565C #24838C #31B1BD #58C9D4 #88D9E0

Accessibility & contrast

On white

2.58

#31B1BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#31B1BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B1BD

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B1BD	#FFFFFF	#000000	##000000
##31B1BD	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2AABE

Deuteranopia (green-blind)

#8F9BBD

Tritanopia (blue-blind)

#00B8B4

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b1bd;
/* rgb */ color: rgb(49, 177, 189);
/* oklch */ color: oklch(69.8% 0.108 204.4);

Tailwind

colors: {
  custom: {
    50: '#7fc8d0',
    500: '#31b1bd',
    950: '#000000',
  },
}

SCSS

$custom: #31b1bd;
$custom-light: #7fc8d0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b1bd",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 189
  },
  "hsl": {
    "h": 185.143,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.69847,
    "c": 0.10767,
    "h": 204.4
  },
  "luminance": 0.35771
}

Semantic roles & 50–950 ramp

primary

#31B1BD

secondary

#CA8680

accent

#5346E2

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #31B1BD

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

Preview Lab → · Contrast checker → · Palette generator →