#31B442#31B442

#31B442 is a light, vivid green. Relative luminance 0.337; OKLCH L 67.7% C 0.191 H 144.9°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#31B442
RGB	rgb(49, 180, 66)
HSL	hsl(128, 57%, 45%)
HSV	hsv(128, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 63.3%, 29.4%)
CIE-LAB	lab(64.71, -57.77, 46.93)
CIE-LCH	lch(64.71, 74.43, 140.91°)
OKLab	oklab(67.67% -0.1561 0.1095)
OKLCH	oklch(67.67% 0.191 144.9)
XYZ	xyz(18.5700, 33.6867, 10.6767)
Luminance	0.3369 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B442 #B431A3

analogous

#62B431 #31B442 #31B483

triadic

#31B442 #4231B4 #B44231

tetradic

#31B442 #3162B4 #B431A3 #B48331

square

#31B442 #3162B4 #B431A3 #B48331

split-complementary

#31B442 #8331B4 #B43162

monochromatic

#17541F #248430 #31B442 #52D063 #82DD8E

Accessibility & contrast

On white

2.71

#31B442 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#31B442 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B442

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B442	#FFFFFF	#000000	##000000
##31B442	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A335

Deuteranopia (green-blind)

#A8994C

Tritanopia (blue-blind)

#00AF9C

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b442;
/* rgb */ color: rgb(49, 180, 66);
/* oklch */ color: oklch(67.7% 0.191 144.9);

Tailwind

colors: {
  custom: {
    50: '#7dcc7b',
    500: '#31b442',
    950: '#000000',
  },
}

SCSS

$custom: #31b442;
$custom-light: #7dcc7b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b442",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 66
  },
  "hsl": {
    "h": 127.786,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67667,
    "c": 0.19067,
    "h": 144.9
  },
  "luminance": 0.33689
}

Semantic roles & 50–950 ramp

primary

#31B442

secondary

#C67BBC

accent

#47CDE0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B442

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

Preview Lab → · Contrast checker → · Palette generator →