#31B4B9#31B4B9

#31B4B9 is a light, moderate teal. Relative luminance 0.368; OKLCH L 70.4% C 0.109 H 198.8°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#31B4B9
RGB	rgb(49, 180, 185)
HSL	hsl(182, 58%, 46%)
HSV	hsv(182, 74%, 73%)
CMYK	cmyk(73.5%, 2.7%, 0%, 27.5%)
CIE-LAB	lab(67.12, -32.30, -12.62)
CIE-LCH	lch(67.12, 34.68, 201.34°)
OKLab	oklab(70.44% -0.1027 -0.035)
OKLCH	oklch(70.44% 0.109 198.8)
XYZ	xyz(26.3409, 36.7951, 51.6034)
Luminance	0.3680 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B4B9 #B93631

analogous

#31B97A #31B4B9 #3170B9

triadic

#31B4B9 #B931B4 #B4B931

tetradic

#31B4B9 #7A31B9 #B93631 #70B931

square

#31B4B9 #7A31B9 #B93631 #70B931

split-complementary

#31B4B9 #B93170 #B97A31

monochromatic

#175658 #248589 #31B4B9 #55CDD2 #86DCDF

Accessibility & contrast

On white

2.51

#31B4B9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#31B4B9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B4B9

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B4B9	#FFFFFF	#000000	##000000
##31B4B9	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ACBA

Deuteranopia (green-blind)

#939DBA

Tritanopia (blue-blind)

#00BBB5

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b4b9;
/* rgb */ color: rgb(49, 180, 185);
/* oklch */ color: oklch(70.4% 0.109 198.8);

Tailwind

colors: {
  custom: {
    50: '#7fcbce',
    500: '#31b4b9',
    950: '#000000',
  },
}

SCSS

$custom: #31b4b9;
$custom-light: #7fcbce;
$custom-dark: #000000;

JSON

{
  "hex": "#31b4b9",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 185
  },
  "hsl": {
    "h": 182.206,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.70436,
    "c": 0.10855,
    "h": 198.8
  },
  "luminance": 0.36798
}

Semantic roles & 50–950 ramp

primary

#31B4B9

secondary

#C8807D

accent

#4C46E1

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #31B4B9

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

Preview Lab → · Contrast checker → · Palette generator →