#31B78B#31B78B

#31B78B is a light, vivid teal. Relative luminance 0.364; OKLCH L 69.8% C 0.131 H 166.1°. Best body text is #000000 at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#31B78B
RGB	rgb(49, 183, 139)
HSL	hsl(160, 58%, 45%)
HSV	hsv(160, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 24%, 28.2%)
CIE-LAB	lab(66.81, -46.01, 12.29)
CIE-LCH	lch(66.81, 47.62, 165.04°)
OKLab	oklab(69.77% -0.127 0.0314)
OKLCH	oklch(69.77% 0.131 166.1)
XYZ	xyz(22.8577, 36.3813, 30.2387)
Luminance	0.3638 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B78B #B7315D

analogous

#31B748 #31B78B #31A0B7

triadic

#31B78B #8B31B7 #B78B31

tetradic

#31B78B #4831B7 #B7315D #A0B731

square

#31B78B #4831B7 #B7315D #A0B731

split-complementary

#31B78B #B731A0 #B74831

monochromatic

#175642 #248766 #31B78B #54D1A8 #84DEC1

Accessibility & contrast

On white

2.54

#31B78B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.28

#31B78B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B78B

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B78B	#FFFFFF	#000000	##000000
##31B78B	1.00	2.54	8.28	8.28
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.28	21.00	1.00	1.00
##000000	8.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3AA89

Deuteranopia (green-blind)

#A29D8E

Tritanopia (blue-blind)

#00B8AB

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b78b;
/* rgb */ color: rgb(49, 183, 139);
/* oklch */ color: oklch(69.8% 0.131 166.1);

Tailwind

colors: {
  custom: {
    50: '#7ccdad',
    500: '#31b78b',
    950: '#000000',
  },
}

SCSS

$custom: #31b78b;
$custom-light: #7ccdad;
$custom-dark: #000000;

JSON

{
  "hex": "#31b78b",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 139
  },
  "hsl": {
    "h": 160.299,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.69771,
    "c": 0.13085,
    "h": 166.1
  },
  "luminance": 0.36384
}

Semantic roles & 50–950 ramp

primary

#31B78B

secondary

#C87C95

accent

#4779E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B1410

muted

#7C827F

Preview Lab

Preview with #31B78B

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

Preview Lab → · Contrast checker → · Palette generator →