#31B2B4#31B2B4

#31B2B4 is a light, moderate teal. Relative luminance 0.358; OKLCH L 69.8% C 0.107 H 196.5°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#31B2B4
RGB	rgb(49, 178, 180)
HSL	hsl(181, 57%, 45%)
HSV	hsv(181, 73%, 71%)
CMYK	cmyk(72.8%, 1.1%, 0%, 29.4%)
CIE-LAB	lab(66.36, -32.83, -11.00)
CIE-LCH	lch(66.36, 34.63, 198.52°)
OKLab	oklab(69.76% -0.1029 -0.0306)
OKLCH	oklch(69.76% 0.107 196.5)
XYZ	xyz(25.4215, 35.7860, 48.7387)
Luminance	0.3579 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B2B4 #B43331

analogous

#31B475 #31B2B4 #3171B4

triadic

#31B2B4 #B431B2 #B2B431

tetradic

#31B2B4 #7531B4 #B43331 #71B431

square

#31B2B4 #7531B4 #B43331 #71B431

split-complementary

#31B2B4 #B43171 #B47531

monochromatic

#175354 #248284 #31B2B4 #52CED0 #82DCDD

Accessibility & contrast

On white

2.57

#31B2B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#31B2B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B2B4

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B2B4	#FFFFFF	#000000	##000000
##31B2B4	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)

#A6A9B4

Deuteranopia (green-blind)

#939BB5

Tritanopia (blue-blind)

#00B8B2

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b2b4;
/* rgb */ color: rgb(49, 178, 180);
/* oklch */ color: oklch(69.8% 0.107 196.5);

Tailwind

colors: {
  custom: {
    50: '#7ec9ca',
    500: '#31b2b4',
    950: '#000000',
  },
}

SCSS

$custom: #31b2b4;
$custom-light: #7ec9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#31b2b4",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 180
  },
  "hsl": {
    "h": 180.916,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.69762,
    "c": 0.10737,
    "h": 196.5
  },
  "luminance": 0.35789
}

Semantic roles & 50–950 ramp

primary

#31B2B4

secondary

#C67C7B

accent

#4A47E0

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #31B2B4

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

Preview Lab → · Contrast checker → · Palette generator →