#31B8BF#31B8BF

#31B8BF is a light, moderate teal. Relative luminance 0.387; OKLCH L 71.6% C 0.111 H 200.2°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#31B8BF
RGB	rgb(49, 184, 191)
HSL	hsl(183, 59%, 47%)
HSV	hsv(183, 74%, 75%)
CMYK	cmyk(74.3%, 3.7%, 0%, 25.1%)
CIE-LAB	lab(68.53, -32.42, -13.82)
CIE-LCH	lch(68.53, 35.24, 203.08°)
OKLab	oklab(71.64% -0.1041 -0.0384)
OKLCH	oklch(71.64% 0.111 200.2)
XYZ	xyz(27.8069, 38.6922, 55.2829)
Luminance	0.3870 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B8BF #BF3831

analogous

#31BF7F #31B8BF #3171BF

triadic

#31B8BF #BF31B8 #B8BF31

tetradic

#31B8BF #7F31BF #BF3831 #71BF31

square

#31B8BF #7F31BF #BF3831 #71BF31

split-complementary

#31B8BF #BF3171 #BF7F31

monochromatic

#185A5E #25898E #31B8BF #59CED4 #8ADDE1

Accessibility & contrast

On white

2.40

#31B8BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#31B8BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B8BF

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B8BF	#FFFFFF	#000000	##000000
##31B8BF	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB0C0

Deuteranopia (green-blind)

#96A1C0

Tritanopia (blue-blind)

#00BFBA

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #31b8bf;
/* rgb */ color: rgb(49, 184, 191);
/* oklch */ color: oklch(71.6% 0.111 200.2);

Tailwind

colors: {
  custom: {
    50: '#80ced2',
    500: '#31b8bf',
    950: '#000000',
  },
}

SCSS

$custom: #31b8bf;
$custom-light: #80ced2;
$custom-dark: #000000;

JSON

{
  "hex": "#31b8bf",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 191
  },
  "hsl": {
    "h": 182.958,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.71638,
    "c": 0.11094,
    "h": 200.2
  },
  "luminance": 0.38696
}

Semantic roles & 50–950 ramp

primary

#31B8BF

secondary

#CB8581

accent

#4D45E2

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #31B8BF

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

Preview Lab → · Contrast checker → · Palette generator →