#31B2B3#31B2B3

#31B2B3 is a light, moderate teal. Relative luminance 0.357; OKLCH L 69.7% C 0.107 H 195.8°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#31B2B3
RGB	rgb(49, 178, 179)
HSL	hsl(180, 57%, 45%)
HSV	hsv(180, 73%, 70%)
CMYK	cmyk(72.6%, 0.6%, 0%, 29.8%)
CIE-LAB	lab(66.32, -33.13, -10.49)
CIE-LCH	lch(66.32, 34.75, 197.57°)
OKLab	oklab(69.73% -0.1034 -0.0292)
OKLCH	oklch(69.73% 0.107 195.8)
XYZ	xyz(25.3200, 35.7454, 48.2042)
Luminance	0.3575 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B2B3 #B33231

analogous

#31B373 #31B2B3 #3171B3

triadic

#31B2B3 #B331B2 #B2B331

tetradic

#31B2B3 #7331B3 #B33231 #71B331

square

#31B2B3 #7331B3 #B33231 #71B331

split-complementary

#31B2B3 #B33171 #B37331

monochromatic

#175253 #248283 #31B2B3 #52CFD0 #82DCDD

Accessibility & contrast

On white

2.58

#31B2B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#31B2B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B2B3

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B2B3	#FFFFFF	#000000	##000000
##31B2B3	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)

#A6A9B3

Deuteranopia (green-blind)

#939BB4

Tritanopia (blue-blind)

#00B8B2

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b2b3;
/* rgb */ color: rgb(49, 178, 179);
/* oklch */ color: oklch(69.7% 0.107 195.8);

Tailwind

colors: {
  custom: {
    50: '#7ec9c9',
    500: '#31b2b3',
    950: '#000000',
  },
}

SCSS

$custom: #31b2b3;
$custom-light: #7ec9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#31b2b3",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 179
  },
  "hsl": {
    "h": 180.462,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.69726,
    "c": 0.1074,
    "h": 195.8
  },
  "luminance": 0.35748
}

Semantic roles & 50–950 ramp

primary

#31B2B3

secondary

#C67B7A

accent

#4948E0

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #31B2B3

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

Preview Lab → · Contrast checker → · Palette generator →