#31B388#31B388

#31B388 is a light, vivid teal. Relative luminance 0.347; OKLCH L 68.7% C 0.128 H 166.1°. Best body text is #000000 at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#31B388
RGB	rgb(49, 179, 136)
HSL	hsl(160, 57%, 45%)
HSV	hsv(160, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 24%, 29.8%)
CIE-LAB	lab(65.49, -45.05, 12.07)
CIE-LCH	lch(65.49, 46.64, 165.00°)
OKLab	oklab(68.66% -0.1244 0.0309)
OKLCH	oklch(68.66% 0.128 166.1)
XYZ	xyz(21.8282, 34.6682, 28.8290)
Luminance	0.3467 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B388 #B3315C

analogous

#31B347 #31B388 #319DB3

triadic

#31B388 #8831B3 #B38831

tetradic

#31B388 #4731B3 #B3315C #9DB331

square

#31B388 #4731B3 #B3315C #9DB331

split-complementary

#31B388 #B3319D #B34731

monochromatic

#17533F #248363 #31B388 #52D0A6 #82DDBF

Accessibility & contrast

On white

2.65

#31B388 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.93

#31B388 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B388

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B388	#FFFFFF	#000000	##000000
##31B388	1.00	2.65	7.93	7.93
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.93	21.00	1.00	1.00
##000000	7.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFA686

Deuteranopia (green-blind)

#9E9A8B

Tritanopia (blue-blind)

#00B3A7

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b388;
/* rgb */ color: rgb(49, 179, 136);
/* oklch */ color: oklch(68.7% 0.128 166.1);

Tailwind

colors: {
  custom: {
    50: '#7ccaaa',
    500: '#31b388',
    950: '#000000',
  },
}

SCSS

$custom: #31b388;
$custom-light: #7ccaaa;
$custom-dark: #000000;

JSON

{
  "hex": "#31b388",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 136
  },
  "hsl": {
    "h": 160.154,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68665,
    "c": 0.12817,
    "h": 166.1
  },
  "luminance": 0.34671
}

Semantic roles & 50–950 ramp

primary

#31B388

secondary

#C67A93

accent

#487AE0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #31B388

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

Preview Lab → · Contrast checker → · Palette generator →