#31B57E#31B57E

#31B57E is a light, vivid teal. Relative luminance 0.352; OKLCH L 68.9% C 0.139 H 160.7°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#31B57E
RGB	rgb(49, 181, 126)
HSL	hsl(155, 57%, 45%)
HSV	hsv(155, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 30.4%, 29%)
CIE-LAB	lab(65.91, -48.14, 18.11)
CIE-LCH	lch(65.91, 51.44, 159.38°)
OKLab	oklab(68.94% -0.1312 0.046)
OKLCH	oklch(68.94% 0.139 160.7)
XYZ	xyz(21.5542, 35.2046, 25.3938)
Luminance	0.3521 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B57E #B53168

analogous

#31B53C #31B57E #31AAB5

triadic

#31B57E #7E31B5 #B57E31

tetradic

#31B57E #3C31B5 #B53168 #AAB531

square

#31B57E #3C31B5 #B53168 #AAB531

split-complementary

#31B57E #B531AA #B53C31

monochromatic

#17553B #24855C #31B57E #53D09C #83DDB8

Accessibility & contrast

On white

2.61

#31B57E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#31B57E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B57E

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B57E	#FFFFFF	#000000	##000000
##31B57E	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A77B

Deuteranopia (green-blind)

#A29B82

Tritanopia (blue-blind)

#00B4A6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b57e;
/* rgb */ color: rgb(49, 181, 126);
/* oklch */ color: oklch(68.9% 0.139 160.7);

Tailwind

colors: {
  custom: {
    50: '#7ccca3',
    500: '#31b57e',
    950: '#000000',
  },
}

SCSS

$custom: #31b57e;
$custom-light: #7ccca3;
$custom-dark: #000000;

JSON

{
  "hex": "#31b57e",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 126
  },
  "hsl": {
    "h": 155,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.68939,
    "c": 0.13904,
    "h": 160.7
  },
  "luminance": 0.35207
}

Semantic roles & 50–950 ramp

primary

#31B57E

secondary

#C77B9B

accent

#4787E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B57E

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

Preview Lab → · Contrast checker → · Palette generator →