#31B5BF#31B5BF

#31B5BF is a light, moderate teal. Relative luminance 0.375; OKLCH L 70.9% C 0.110 H 202.6°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#31B5BF
RGB	rgb(49, 181, 191)
HSL	hsl(184, 59%, 47%)
HSV	hsv(184, 74%, 75%)
CMYK	cmyk(74.3%, 5.2%, 0%, 25.1%)
CIE-LAB	lab(67.62, -30.98, -15.18)
CIE-LCH	lch(67.62, 34.50, 206.11°)
OKLab	oklab(70.9% -0.1011 -0.0422)
OKLCH	oklch(70.9% 0.11 202.6)
XYZ	xyz(27.1903, 37.4590, 55.0774)
Luminance	0.3746 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B5BF #BF3B31

analogous

#31BF82 #31B5BF #316EBF

triadic

#31B5BF #BF31B5 #B5BF31

tetradic

#31B5BF #8231BF #BF3B31 #6EBF31

square

#31B5BF #8231BF #BF3B31 #6EBF31

split-complementary

#31B5BF #BF316E #BF8231

monochromatic

#18595E #25878E #31B5BF #59CCD4 #8ADBE1

Accessibility & contrast

On white

2.47

#31B5BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#31B5BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B5BF

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B5BF	#FFFFFF	#000000	##000000
##31B5BF	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ADC0

Deuteranopia (green-blind)

#939EC0

Tritanopia (blue-blind)

#00BCB8

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31b5bf;
/* rgb */ color: rgb(49, 181, 191);
/* oklch */ color: oklch(70.9% 0.110 202.6);

Tailwind

colors: {
  custom: {
    50: '#80cbd2',
    500: '#31b5bf',
    950: '#000000',
  },
}

SCSS

$custom: #31b5bf;
$custom-light: #80cbd2;
$custom-dark: #000000;

JSON

{
  "hex": "#31b5bf",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 191
  },
  "hsl": {
    "h": 184.225,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70903,
    "c": 0.10958,
    "h": 202.6
  },
  "luminance": 0.37462
}

Semantic roles & 50–950 ramp

primary

#31B5BF

secondary

#CB8681

accent

#5045E2

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #31B5BF

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

Preview Lab → · Contrast checker → · Palette generator →