#31B429#31B429

#31B429 is a light, highly saturated green. Relative luminance 0.335; OKLCH L 67.5% C 0.207 H 142.2°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#31B429
RGB	rgb(49, 180, 41)
HSL	hsl(117, 63%, 43%)
HSV	hsv(117, 77%, 71%)
CMYK	cmyk(72.8%, 0%, 77.2%, 29.4%)
CIE-LAB	lab(64.53, -60.03, 56.47)
CIE-LCH	lch(64.53, 82.42, 136.75°)
OKLab	oklab(67.45% -0.1633 0.1266)
OKLCH	oklch(67.45% 0.207 142.2)
XYZ	xyz(17.9871, 33.4536, 7.6066)
Luminance	0.3346 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B429 #AC29B4

analogous

#76B429 #31B429 #29B466

triadic

#31B429 #2931B4 #B42931

tetradic

#31B429 #2976B4 #AC29B4 #B46629

square

#31B429 #2976B4 #AC29B4 #B46629

split-complementary

#31B429 #6629B4 #B42976

monochromatic

#165012 #23821E #31B429 #4ED545 #7DE077

Accessibility & contrast

On white

2.73

#31B429 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#31B429 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B429

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B429	#FFFFFF	#000000	##000000
##31B429	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A304

Deuteranopia (green-blind)

#A99939

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b429;
/* rgb */ color: rgb(49, 180, 41);
/* oklch */ color: oklch(67.5% 0.207 142.2);

Tailwind

colors: {
  custom: {
    50: '#7ecc6d',
    500: '#31b429',
    950: '#000000',
  },
}

SCSS

$custom: #31b429;
$custom-light: #7ecc6d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b429",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 41
  },
  "hsl": {
    "h": 116.547,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.67452,
    "c": 0.20665,
    "h": 142.2
  },
  "luminance": 0.33456
}

Semantic roles & 50–950 ramp

primary

#31B429

secondary

#C371C8

accent

#42E6DD

background

#F8FCF6

surface

#F0F9EC

border

#CBD2C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B429

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

Preview Lab → · Contrast checker → · Palette generator →