#31B3B5#31B3B5

#31B3B5 is a light, moderate teal. Relative luminance 0.362; OKLCH L 70.0% C 0.108 H 196.5°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#31B3B5
RGB	rgb(49, 179, 181)
HSL	hsl(181, 57%, 45%)
HSV	hsv(181, 73%, 71%)
CMYK	cmyk(72.9%, 1.1%, 0%, 29%)
CIE-LAB	lab(66.69, -33.01, -11.05)
CIE-LCH	lch(66.69, 34.81, 198.50°)
OKLab	oklab(70.05% -0.1035 -0.0307)
OKLCH	oklch(70.05% 0.108 196.5)
XYZ	xyz(25.7234, 36.2263, 49.3438)
Luminance	0.3623 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B3B5 #B53331

analogous

#31B575 #31B3B5 #3171B5

triadic

#31B3B5 #B531B3 #B3B531

tetradic

#31B3B5 #7531B5 #B53331 #71B531

square

#31B3B5 #7531B5 #B53331 #71B531

split-complementary

#31B3B5 #B53171 #B57531

monochromatic

#175455 #248385 #31B3B5 #53CED0 #83DCDD

Accessibility & contrast

On white

2.55

#31B3B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#31B3B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B3B5

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B3B5	#FFFFFF	#000000	##000000
##31B3B5	1.00	2.55	8.25	8.25
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7AAB5

Deuteranopia (green-blind)

#939CB6

Tritanopia (blue-blind)

#00B9B3

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b3b5;
/* rgb */ color: rgb(49, 179, 181);
/* oklch */ color: oklch(70.0% 0.108 196.5);

Tailwind

colors: {
  custom: {
    50: '#7fcacb',
    500: '#31b3b5',
    950: '#000000',
  },
}

SCSS

$custom: #31b3b5;
$custom-light: #7fcacb;
$custom-dark: #000000;

JSON

{
  "hex": "#31b3b5",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 181
  },
  "hsl": {
    "h": 180.909,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.70045,
    "c": 0.10795,
    "h": 196.5
  },
  "luminance": 0.36229
}

Semantic roles & 50–950 ramp

primary

#31B3B5

secondary

#C77C7B

accent

#4947E1

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #31B3B5

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

Preview Lab → · Contrast checker → · Palette generator →