#31B8B4#31B8B4

#31B8B4 is a light, moderate teal. Relative luminance 0.382; OKLCH L 71.2% C 0.111 H 192.0°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#31B8B4
RGB	rgb(49, 184, 180)
HSL	hsl(178, 58%, 46%)
HSV	hsv(178, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 2.2%, 27.8%)
CIE-LAB	lab(68.19, -35.65, -8.27)
CIE-LCH	lch(68.19, 36.60, 193.05°)
OKLab	oklab(71.25% -0.1089 -0.0231)
OKLCH	oklch(71.25% 0.111 192)
XYZ	xyz(26.6415, 38.2260, 49.1454)
Luminance	0.3823 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B8B4 #B83135

analogous

#31B870 #31B8B4 #3178B8

triadic

#31B8B4 #B431B8 #B8B431

tetradic

#31B8B4 #7031B8 #B83135 #78B831

square

#31B8B4 #7031B8 #B83135 #78B831

split-complementary

#31B8B4 #B83178 #B87031

monochromatic

#175755 #248885 #31B8B4 #55D2CE #85DEDC

Accessibility & contrast

On white

2.43

#31B8B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#31B8B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B8B4

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B8B4	#FFFFFF	#000000	##000000
##31B8B4	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADAEB4

Deuteranopia (green-blind)

#99A0B5

Tritanopia (blue-blind)

#00BDB6

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #31b8b4;
/* rgb */ color: rgb(49, 184, 180);
/* oklch */ color: oklch(71.2% 0.111 192.0);

Tailwind

colors: {
  custom: {
    50: '#7fceca',
    500: '#31b8b4',
    950: '#000000',
  },
}

SCSS

$custom: #31b8b4;
$custom-light: #7fceca;
$custom-dark: #000000;

JSON

{
  "hex": "#31b8b4",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 180
  },
  "hsl": {
    "h": 178.222,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.71249,
    "c": 0.11132,
    "h": 192
  },
  "luminance": 0.38229
}

Semantic roles & 50–950 ramp

primary

#31B8B4

secondary

#C87D7F

accent

#474BE1

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #31B8B4

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

Preview Lab → · Contrast checker → · Palette generator →