#31B480#31B480

#31B480 is a light, vivid teal. Relative luminance 0.349; OKLCH L 68.7% C 0.136 H 161.9°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#31B480
RGB	rgb(49, 180, 128)
HSL	hsl(156, 57%, 45%)
HSV	hsv(156, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 28.9%, 29.4%)
CIE-LAB	lab(65.63, -47.30, 16.65)
CIE-LCH	lch(65.63, 50.14, 160.61°)
OKLab	oklab(68.73% -0.1292 0.0423)
OKLCH	oklch(68.73% 0.136 161.9)
XYZ	xyz(21.4819, 34.8515, 26.0127)
Luminance	0.3485 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B480 #B43165

analogous

#31B43E #31B480 #31A7B4

triadic

#31B480 #8031B4 #B48031

tetradic

#31B480 #3E31B4 #B43165 #A7B431

square

#31B480 #3E31B4 #B43165 #A7B431

split-complementary

#31B480 #B431A7 #B43E31

monochromatic

#17543C #24845E #31B480 #52D09E #82DDB9

Accessibility & contrast

On white

2.63

#31B480 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#31B480 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B480

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B480	#FFFFFF	#000000	##000000
##31B480	1.00	2.63	7.97	7.97
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A67D

Deuteranopia (green-blind)

#A19B83

Tritanopia (blue-blind)

#00B4A6

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b480;
/* rgb */ color: rgb(49, 180, 128);
/* oklch */ color: oklch(68.7% 0.136 161.9);

Tailwind

colors: {
  custom: {
    50: '#7ccba5',
    500: '#31b480',
    950: '#000000',
  },
}

SCSS

$custom: #31b480;
$custom-light: #7ccba5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b480",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 128
  },
  "hsl": {
    "h": 156.183,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.68727,
    "c": 0.13601,
    "h": 161.9
  },
  "luminance": 0.34854
}

Semantic roles & 50–950 ramp

primary

#31B480

secondary

#C67B99

accent

#4784E0

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B480

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

Preview Lab → · Contrast checker → · Palette generator →