#31B7B0#31B7B0

#31B7B0 is a light, moderate teal. Relative luminance 0.377; OKLCH L 70.9% C 0.111 H 189.7°. Best body text is #000000 at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#31B7B0
RGB	rgb(49, 183, 176)
HSL	hsl(177, 58%, 45%)
HSV	hsv(177, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 3.8%, 28.2%)
CIE-LAB	lab(67.76, -36.34, -6.69)
CIE-LCH	lch(67.76, 36.95, 190.43°)
OKLab	oklab(70.86% -0.1097 -0.0187)
OKLCH	oklch(70.86% 0.111 189.7)
XYZ	xyz(26.0329, 37.6514, 46.9613)
Luminance	0.3765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B7B0 #B73138

analogous

#31B76D #31B7B0 #317BB7

triadic

#31B7B0 #B031B7 #B7B031

tetradic

#31B7B0 #6D31B7 #B73138 #7BB731

square

#31B7B0 #6D31B7 #B73138 #7BB731

split-complementary

#31B7B0 #B7317B #B76D31

monochromatic

#175653 #248782 #31B7B0 #54D1CB #84DED9

Accessibility & contrast

On white

2.46

#31B7B0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.53

#31B7B0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B7B0

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B7B0	#FFFFFF	#000000	##000000
##31B7B0	1.00	2.46	8.53	8.53
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.53	21.00	1.00	1.00
##000000	8.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACADB0

Deuteranopia (green-blind)

#999FB1

Tritanopia (blue-blind)

#00BCB5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31b7b0;
/* rgb */ color: rgb(49, 183, 176);
/* oklch */ color: oklch(70.9% 0.111 189.7);

Tailwind

colors: {
  custom: {
    50: '#7fcdc7',
    500: '#31b7b0',
    950: '#000000',
  },
}

SCSS

$custom: #31b7b0;
$custom-light: #7fcdc7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b7b0",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 176
  },
  "hsl": {
    "h": 176.866,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.70865,
    "c": 0.11129,
    "h": 189.7
  },
  "luminance": 0.37655
}

Semantic roles & 50–950 ramp

primary

#31B7B0

secondary

#C87C80

accent

#474FE1

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #31B7B0

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

Preview Lab → · Contrast checker → · Palette generator →