#31B5BC#31B5BC

#31B5BC is a light, moderate teal. Relative luminance 0.373; OKLCH L 70.8% C 0.109 H 200.3°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#31B5BC
RGB	rgb(49, 181, 188)
HSL	hsl(183, 59%, 46%)
HSV	hsv(183, 74%, 74%)
CMYK	cmyk(73.9%, 3.7%, 0%, 26.3%)
CIE-LAB	lab(67.52, -31.88, -13.67)
CIE-LCH	lch(67.52, 34.69, 203.21°)
OKLab	oklab(70.79% -0.1024 -0.038)
OKLCH	oklch(70.79% 0.109 200.3)
XYZ	xyz(26.8635, 37.3283, 53.3565)
Luminance	0.3733 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B5BC #BC3831

analogous

#31BC7E #31B5BC #316FBC

triadic

#31B5BC #BC31B5 #B5BC31

tetradic

#31B5BC #7E31BC #BC3831 #6FBC31

square

#31B5BC #7E31BC #BC3831 #6FBC31

split-complementary

#31B5BC #BC316F #BC7E31

monochromatic

#18585B #24868B #31B5BC #57CDD3 #88DBE0

Accessibility & contrast

On white

2.48

#31B5BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#31B5BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B5BC

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B5BC	#FFFFFF	#000000	##000000
##31B5BC	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ADBD

Deuteranopia (green-blind)

#949EBD

Tritanopia (blue-blind)

#00BCB7

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31b5bc;
/* rgb */ color: rgb(49, 181, 188);
/* oklch */ color: oklch(70.8% 0.109 200.3);

Tailwind

colors: {
  custom: {
    50: '#80cbd0',
    500: '#31b5bc',
    950: '#000000',
  },
}

SCSS

$custom: #31b5bc;
$custom-light: #80cbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b5bc",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 188
  },
  "hsl": {
    "h": 183.022,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.70792,
    "c": 0.10924,
    "h": 200.3
  },
  "luminance": 0.37332
}

Semantic roles & 50–950 ramp

primary

#31B5BC

secondary

#CA837F

accent

#4E46E2

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #31B5BC

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

Preview Lab → · Contrast checker → · Palette generator →