#31B433#31B433

#31B433 is a light, highly saturated green. Relative luminance 0.335; OKLCH L 67.5% C 0.201 H 143.1°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#31B433
RGB	rgb(49, 180, 51)
HSL	hsl(121, 57%, 45%)
HSV	hsv(121, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 71.7%, 29.4%)
CIE-LAB	lab(64.59, -59.26, 52.99)
CIE-LCH	lch(64.59, 79.49, 138.20°)
OKLab	oklab(67.53% -0.1608 0.1206)
OKLCH	oklch(67.53% 0.201 143.1)
XYZ	xyz(18.1843, 33.5325, 8.6454)
Luminance	0.3353 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B433 #B431B2

analogous

#71B431 #31B433 #31B475

triadic

#31B433 #3331B4 #B43331

tetradic

#31B433 #3171B4 #B431B2 #B47531

square

#31B433 #3171B4 #B431B2 #B47531

split-complementary

#31B433 #7531B4 #B43171

monochromatic

#175418 #248425 #31B433 #52D054 #82DD84

Accessibility & contrast

On white

2.72

#31B433 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#31B433 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B433

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B433	#FFFFFF	#000000	##000000
##31B433	1.00	2.72	7.71	7.71
#FFFFFF	2.72	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)

#B8A31E

Deuteranopia (green-blind)

#A99940

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b433;
/* rgb */ color: rgb(49, 180, 51);
/* oklch */ color: oklch(67.5% 0.201 143.1);

Tailwind

colors: {
  custom: {
    50: '#7dcc72',
    500: '#31b433',
    950: '#000000',
  },
}

SCSS

$custom: #31b433;
$custom-light: #7dcc72;
$custom-dark: #000000;

JSON

{
  "hex": "#31b433",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 51
  },
  "hsl": {
    "h": 120.916,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67525,
    "c": 0.201,
    "h": 143.1
  },
  "luminance": 0.33535
}

Semantic roles & 50–950 ramp

primary

#31B433

secondary

#C67BC5

accent

#47DEE0

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B433

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

Preview Lab → · Contrast checker → · Palette generator →