#31B1BE#31B1BE

#31B1BE is a light, moderate teal. Relative luminance 0.358; OKLCH L 69.9% C 0.108 H 205.2°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#31B1BE
RGB	rgb(49, 177, 190)
HSL	hsl(186, 59%, 47%)
HSV	hsv(186, 74%, 75%)
CMYK	cmyk(74.2%, 6.8%, 0%, 25.5%)
CIE-LAB	lab(66.38, -29.34, -16.51)
CIE-LCH	lch(66.38, 33.66, 209.37°)
OKLab	oklab(69.89% -0.0976 -0.0459)
OKLCH	oklch(69.89% 0.108 205.2)
XYZ	xyz(26.2789, 35.8118, 54.2326)
Luminance	0.3582 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B1BE #BE3E31

analogous

#31BE85 #31B1BE #316BBE

triadic

#31B1BE #BE31B1 #B1BE31

tetradic

#31B1BE #8531BE #BE3E31 #6BBE31

square

#31B1BE #8531BE #BE3E31 #6BBE31

split-complementary

#31B1BE #BE316B #BE8531

monochromatic

#18565D #24848D #31B1BE #58C9D4 #89D8E1

Accessibility & contrast

On white

2.57

#31B1BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#31B1BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B1BE

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B1BE	#FFFFFF	#000000	##000000
##31B1BE	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2AABF

Deuteranopia (green-blind)

#8E9BBE

Tritanopia (blue-blind)

#00B9B5

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b1be;
/* rgb */ color: rgb(49, 177, 190);
/* oklch */ color: oklch(69.9% 0.108 205.2);

Tailwind

colors: {
  custom: {
    50: '#7fc8d1',
    500: '#31b1be',
    950: '#000000',
  },
}

SCSS

$custom: #31b1be;
$custom-light: #7fc8d1;
$custom-dark: #000000;

JSON

{
  "hex": "#31b1be",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 190
  },
  "hsl": {
    "h": 185.532,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.69886,
    "c": 0.10788,
    "h": 205.2
  },
  "luminance": 0.35815
}

Semantic roles & 50–950 ramp

primary

#31B1BE

secondary

#CA8780

accent

#5446E2

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #31B1BE

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

Preview Lab → · Contrast checker → · Palette generator →