#31B833#31B833

#31B833 is a light, highly saturated green. Relative luminance 0.352; OKLCH L 68.6% C 0.205 H 143.1°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#31B833
RGB	rgb(49, 184, 51)
HSL	hsl(121, 58%, 46%)
HSV	hsv(121, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 72.3%, 27.8%)
CIE-LAB	lab(65.88, -60.57, 54.32)
CIE-LCH	lch(65.88, 81.35, 138.11°)
OKLab	oklab(68.6% -0.1643 0.1234)
OKLCH	oklch(68.6% 0.206 143.1)
XYZ	xyz(19.0035, 35.1708, 8.9185)
Luminance	0.3517 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B833 #B831B6

analogous

#72B831 #31B833 #31B876

triadic

#31B833 #3331B8 #B83331

tetradic

#31B833 #3172B8 #B831B6 #B87631

square

#31B833 #3172B8 #B831B6 #B87631

split-complementary

#31B833 #7631B8 #B83172

monochromatic

#175718 #248826 #31B833 #55D256 #85DE86

Accessibility & contrast

On white

2.61

#31B833 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#31B833 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B833

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B833	#FFFFFF	#000000	##000000
##31B833	1.00	2.61	8.03	8.03
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA61C

Deuteranopia (green-blind)

#AD9C41

Tritanopia (blue-blind)

#00B39E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b833;
/* rgb */ color: rgb(49, 184, 51);
/* oklch */ color: oklch(68.6% 0.205 143.1);

Tailwind

colors: {
  custom: {
    50: '#7ecf73',
    500: '#31b833',
    950: '#000000',
  },
}

SCSS

$custom: #31b833;
$custom-light: #7ecf73;
$custom-dark: #000000;

JSON

{
  "hex": "#31b833",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 51
  },
  "hsl": {
    "h": 120.889,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68597,
    "c": 0.2055,
    "h": 143.1
  },
  "luminance": 0.35173
}

Semantic roles & 50–950 ramp

primary

#31B833

secondary

#C87DC7

accent

#47DFE1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #31B833

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

Preview Lab → · Contrast checker → · Palette generator →