#31B7A4#31B7A4

#31B7A4 is a light, moderate teal. Relative luminance 0.372; OKLCH L 70.5% C 0.115 H 181.1°. Best body text is #000000 at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#31B7A4
RGB	rgb(49, 183, 164)
HSL	hsl(171, 58%, 45%)
HSV	hsv(171, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 10.4%, 28.2%)
CIE-LAB	lab(67.42, -39.67, -0.57)
CIE-LCH	lch(67.42, 39.67, 180.82°)
OKLab	oklab(70.48% -0.1152 -0.0022)
OKLCH	oklch(70.48% 0.115 181.1)
XYZ	xyz(24.8977, 37.1973, 40.9824)
Luminance	0.3720 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B7A4 #B73144

analogous

#31B761 #31B7A4 #3187B7

triadic

#31B7A4 #A431B7 #B7A431

tetradic

#31B7A4 #6131B7 #B73144 #87B731

square

#31B7A4 #6131B7 #B73144 #87B731

split-complementary

#31B7A4 #B73187 #B76131

monochromatic

#17564D #248779 #31B7A4 #54D1BF #84DED1

Accessibility & contrast

On white

2.49

#31B7A4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.44

#31B7A4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B7A4

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B7A4	#FFFFFF	#000000	##000000
##31B7A4	1.00	2.49	8.44	8.44
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.44	21.00	1.00	1.00
##000000	8.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFACA3

Deuteranopia (green-blind)

#9C9FA6

Tritanopia (blue-blind)

#00BAB1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31b7a4;
/* rgb */ color: rgb(49, 183, 164);
/* oklch */ color: oklch(70.5% 0.115 181.1);

Tailwind

colors: {
  custom: {
    50: '#7ecdbe',
    500: '#31b7a4',
    950: '#000000',
  },
}

SCSS

$custom: #31b7a4;
$custom-light: #7ecdbe;
$custom-dark: #000000;

JSON

{
  "hex": "#31b7a4",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 164
  },
  "hsl": {
    "h": 171.493,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.70477,
    "c": 0.11521,
    "h": 181.1
  },
  "luminance": 0.372
}

Semantic roles & 50–950 ramp

primary

#31B7A4

secondary

#C87C87

accent

#475DE1

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1312

muted

#7C8281

Preview Lab

Preview with #31B7A4

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

Preview Lab → · Contrast checker → · Palette generator →