#31B241#31B241

#31B241 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.1% C 0.189 H 144.9°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#31B241
RGB	rgb(49, 178, 65)
HSL	hsl(127, 57%, 45%)
HSV	hsv(127, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 63.5%, 30.2%)
CIE-LAB	lab(64.06, -57.20, 46.64)
CIE-LCH	lch(64.06, 73.81, 140.81°)
OKLab	oklab(67.12% -0.1546 0.1088)
OKLCH	oklch(67.12% 0.189 144.9)
XYZ	xyz(18.1399, 32.8734, 10.3892)
Luminance	0.3287 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B241 #B231A2

analogous

#62B231 #31B241 #31B282

triadic

#31B241 #4131B2 #B24131

tetradic

#31B241 #3162B2 #B231A2 #B28231

square

#31B241 #3162B2 #B231A2 #B28231

split-complementary

#31B241 #8231B2 #B23162

monochromatic

#17521E #24822F #31B241 #51CF61 #81DC8C

Accessibility & contrast

On white

2.77

#31B241 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#31B241 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B241

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B241	#FFFFFF	#000000	##000000
##31B241	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A134

Deuteranopia (green-blind)

#A6974B

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b241;
/* rgb */ color: rgb(49, 178, 65);
/* oklch */ color: oklch(67.1% 0.189 144.9);

Tailwind

colors: {
  custom: {
    50: '#7cca7a',
    500: '#31b241',
    950: '#000000',
  },
}

SCSS

$custom: #31b241;
$custom-light: #7cca7a;
$custom-dark: #000000;

JSON

{
  "hex": "#31b241",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 65
  },
  "hsl": {
    "h": 127.442,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67121,
    "c": 0.18903,
    "h": 144.9
  },
  "luminance": 0.32875
}

Semantic roles & 50–950 ramp

primary

#31B241

secondary

#C579BC

accent

#48CDE0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B241

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

Preview Lab → · Contrast checker → · Palette generator →