#31B17B#31B17B

#31B17B is a light, vivid teal. Relative luminance 0.335; OKLCH L 67.8% C 0.136 H 160.5°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#31B17B
RGB	rgb(49, 177, 123)
HSL	hsl(155, 57%, 44%)
HSV	hsv(155, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 30.5%, 30.6%)
CIE-LAB	lab(64.58, -47.19, 17.92)
CIE-LCH	lch(64.58, 50.48, 159.21°)
OKLab	oklab(67.83% -0.1286 0.0455)
OKLCH	oklch(67.83% 0.136 160.5)
XYZ	xyz(20.5618, 33.5249, 24.1224)
Luminance	0.3353 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B17B #B13167

analogous

#31B13B #31B17B #31A7B1

triadic

#31B17B #7B31B1 #B17B31

tetradic

#31B17B #3B31B1 #B13167 #A7B131

square

#31B17B #3B31B1 #B13167 #A7B131

split-complementary

#31B17B #B131A7 #B13B31

monochromatic

#165138 #24815A #31B17B #51CF99 #80DCB5

Accessibility & contrast

On white

2.73

#31B17B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#31B17B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B17B

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B17B	#FFFFFF	#000000	##000000
##31B17B	1.00	2.73	7.71	7.71
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFA478

Deuteranopia (green-blind)

#9F987E

Tritanopia (blue-blind)

#00B0A3

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b17b;
/* rgb */ color: rgb(49, 177, 123);
/* oklch */ color: oklch(67.8% 0.136 160.5);

Tailwind

colors: {
  custom: {
    50: '#7bc9a1',
    500: '#31b17b',
    950: '#000000',
  },
}

SCSS

$custom: #31b17b;
$custom-light: #7bc9a1;
$custom-dark: #000000;

JSON

{
  "hex": "#31b17b",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 123
  },
  "hsl": {
    "h": 154.688,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.67831,
    "c": 0.13641,
    "h": 160.5
  },
  "luminance": 0.33527
}

Semantic roles & 50–950 ramp

primary

#31B17B

secondary

#C57999

accent

#4888E0

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130F

muted

#7C827E

Preview Lab

Preview with #31B17B

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

Preview Lab → · Contrast checker → · Palette generator →