#31B9B0#31B9B0

#31B9B0 is a light, moderate teal. Relative luminance 0.385; OKLCH L 71.4% C 0.113 H 188.3°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#31B9B0
RGB	rgb(49, 185, 176)
HSL	hsl(176, 58%, 46%)
HSV	hsv(176, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 4.9%, 27.5%)
CIE-LAB	lab(68.37, -37.25, -5.78)
CIE-LCH	lch(68.37, 37.70, 188.83°)
OKLab	oklab(71.36% -0.1117 -0.0163)
OKLCH	oklch(71.36% 0.113 188.3)
XYZ	xyz(26.4484, 38.4823, 47.0998)
Luminance	0.3849 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B9B0 #B9313A

analogous

#31B96C #31B9B0 #317EB9

triadic

#31B9B0 #B031B9 #B9B031

tetradic

#31B9B0 #6C31B9 #B9313A #7EB931

square

#31B9B0 #6C31B9 #B9313A #7EB931

split-complementary

#31B9B0 #B9317E #B96C31

monochromatic

#175854 #248982 #31B9B0 #55D2CA #86DFD9

Accessibility & contrast

On white

2.41

#31B9B0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#31B9B0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B9B0

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B9B0	#FFFFFF	#000000	##000000
##31B9B0	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFAFB0

Deuteranopia (green-blind)

#9BA1B1

Tritanopia (blue-blind)

#00BEB6

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #31b9b0;
/* rgb */ color: rgb(49, 185, 176);
/* oklch */ color: oklch(71.4% 0.113 188.3);

Tailwind

colors: {
  custom: {
    50: '#7fcec7',
    500: '#31b9b0',
    950: '#000000',
  },
}

SCSS

$custom: #31b9b0;
$custom-light: #7fcec7;
$custom-dark: #000000;

JSON

{
  "hex": "#31b9b0",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 176
  },
  "hsl": {
    "h": 176.029,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.71362,
    "c": 0.11288,
    "h": 188.3
  },
  "luminance": 0.38485
}

Semantic roles & 50–950 ramp

primary

#31B9B0

secondary

#C87D82

accent

#4651E1

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #31B9B0

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

Preview Lab → · Contrast checker → · Palette generator →