#31B991#31B991

#31B991 is a light, vivid teal. Relative luminance 0.374; OKLCH L 70.4% C 0.129 H 168.5°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#31B991
RGB	rgb(49, 185, 145)
HSL	hsl(162, 58%, 46%)
HSV	hsv(162, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 21.6%, 27.5%)
CIE-LAB	lab(67.57, -45.41, 10.08)
CIE-LCH	lch(67.57, 46.51, 167.48°)
OKLab	oklab(70.44% -0.1262 0.0258)
OKLCH	oklch(70.44% 0.129 168.5)
XYZ	xyz(23.7237, 37.3924, 32.7497)
Luminance	0.3740 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B991 #B93159

analogous

#31B94D #31B991 #319DB9

triadic

#31B991 #9131B9 #B99131

tetradic

#31B991 #4D31B9 #B93159 #9DB931

square

#31B991 #4D31B9 #B93159 #9DB931

split-complementary

#31B991 #B9319D #B94D31

monochromatic

#175845 #24896B #31B991 #55D2AD #86DFC5

Accessibility & contrast

On white

2.48

#31B991 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#31B991 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B991

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B991	#FFFFFF	#000000	##000000
##31B991	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4AC8F

Deuteranopia (green-blind)

#A39F94

Tritanopia (blue-blind)

#00BAAE

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31b991;
/* rgb */ color: rgb(49, 185, 145);
/* oklch */ color: oklch(70.4% 0.129 168.5);

Tailwind

colors: {
  custom: {
    50: '#7dcfb1',
    500: '#31b991',
    950: '#000000',
  },
}

SCSS

$custom: #31b991;
$custom-light: #7dcfb1;
$custom-dark: #000000;

JSON

{
  "hex": "#31b991",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 145
  },
  "hsl": {
    "h": 162.353,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.70439,
    "c": 0.12877,
    "h": 168.5
  },
  "luminance": 0.37395
}

Semantic roles & 50–950 ramp

primary

#31B991

secondary

#C87D93

accent

#4674E1

background

#F8FCFA

surface

#EFF9F5

border

#CAD2CF

text

#0B1410

muted

#7C827F

Preview Lab

Preview with #31B991

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

Preview Lab → · Contrast checker → · Palette generator →