#31B53E#31B53E

#31B53E is a light, vivid green. Relative luminance 0.340; OKLCH L 67.9% C 0.195 H 144.4°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#31B53E
RGB	rgb(49, 181, 62)
HSL	hsl(126, 57%, 45%)
HSV	hsv(126, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 65.7%, 29%)
CIE-LAB	lab(65.00, -58.54, 48.99)
CIE-LCH	lch(65.00, 76.33, 140.08°)
OKLab	oklab(67.89% -0.1583 0.1135)
OKLCH	oklch(67.89% 0.195 144.4)
XYZ	xyz(18.6588, 34.0464, 10.1448)
Luminance	0.3405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B53E #B531A8

analogous

#66B531 #31B53E #31B580

triadic

#31B53E #3E31B5 #B53E31

tetradic

#31B53E #3166B5 #B531A8 #B58031

square

#31B53E #3166B5 #B531A8 #B58031

split-complementary

#31B53E #8031B5 #B53166

monochromatic

#17551D #24852E #31B53E #53D05F #83DD8C

Accessibility & contrast

On white

2.69

#31B53E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#31B53E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B53E

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B53E	#FFFFFF	#000000	##000000
##31B53E	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A42F

Deuteranopia (green-blind)

#A99A49

Tritanopia (blue-blind)

#00B09C

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b53e;
/* rgb */ color: rgb(49, 181, 62);
/* oklch */ color: oklch(67.9% 0.195 144.4);

Tailwind

colors: {
  custom: {
    50: '#7dcc78',
    500: '#31b53e',
    950: '#000000',
  },
}

SCSS

$custom: #31b53e;
$custom-light: #7dcc78;
$custom-dark: #000000;

JSON

{
  "hex": "#31b53e",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 62
  },
  "hsl": {
    "h": 125.909,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.67893,
    "c": 0.1948,
    "h": 144.4
  },
  "luminance": 0.34049
}

Semantic roles & 50–950 ramp

primary

#31B53E

secondary

#C77BBF

accent

#47D2E1

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B53E

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

Preview Lab → · Contrast checker → · Palette generator →