#31B44E#31B44E

#31B44E is a light, vivid green. Relative luminance 0.338; OKLCH L 67.8% C 0.181 H 146.9°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#31B44E
RGB	rgb(49, 180, 78)
HSL	hsl(133, 57%, 45%)
HSV	hsv(133, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 56.7%, 29.4%)
CIE-LAB	lab(64.84, -56.28, 41.56)
CIE-LCH	lch(64.84, 69.96, 143.56°)
OKLab	oklab(67.81% -0.1516 0.099)
OKLCH	oklch(67.81% 0.181 146.9)
XYZ	xyz(18.9616, 33.8434, 12.7394)
Luminance	0.3385 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B44E #B43197

analogous

#56B431 #31B44E #31B48F

triadic

#31B44E #4E31B4 #B44E31

tetradic

#31B44E #3156B4 #B43197 #B48F31

square

#31B44E #3156B4 #B43197 #B48F31

split-complementary

#31B44E #8F31B4 #B43156

monochromatic

#175424 #248439 #31B44E #52D06E #82DD96

Accessibility & contrast

On white

2.70

#31B44E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#31B44E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B44E

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B44E	#FFFFFF	#000000	##000000
##31B44E	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A444

Deuteranopia (green-blind)

#A79956

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b44e;
/* rgb */ color: rgb(49, 180, 78);
/* oklch */ color: oklch(67.8% 0.181 146.9);

Tailwind

colors: {
  custom: {
    50: '#7ccc82',
    500: '#31b44e',
    950: '#000000',
  },
}

SCSS

$custom: #31b44e;
$custom-light: #7ccc82;
$custom-dark: #000000;

JSON

{
  "hex": "#31b44e",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 78
  },
  "hsl": {
    "h": 133.282,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67811,
    "c": 0.18107,
    "h": 146.9
  },
  "luminance": 0.33846
}

Semantic roles & 50–950 ramp

primary

#31B44E

secondary

#C67BB6

accent

#47BFE0

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B44E

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

Preview Lab → · Contrast checker → · Palette generator →