#31B83F#31B83F

#31B83F is a light, vivid green. Relative luminance 0.353; OKLCH L 68.7% C 0.198 H 144.4°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#31B83F
RGB	rgb(49, 184, 63)
HSL	hsl(126, 58%, 46%)
HSV	hsv(126, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 65.8%, 27.8%)
CIE-LAB	lab(65.97, -59.44, 49.63)
CIE-LCH	lch(65.97, 77.43, 140.14°)
OKLab	oklab(68.7% -0.1607 0.115)
OKLCH	oklch(68.7% 0.198 144.4)
XYZ	xyz(19.3030, 35.2906, 10.4961)
Luminance	0.3529 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B83F #B831AA

analogous

#66B831 #31B83F #31B882

triadic

#31B83F #3F31B8 #B83F31

tetradic

#31B83F #3166B8 #B831AA #B88231

square

#31B83F #3166B8 #B831AA #B88231

split-complementary

#31B83F #8231B8 #B83166

monochromatic

#17571E #24882E #31B83F #55D262 #85DE8E

Accessibility & contrast

On white

2.61

#31B83F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#31B83F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B83F

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B83F	#FFFFFF	#000000	##000000
##31B83F	1.00	2.61	8.06	8.06
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA730

Deuteranopia (green-blind)

#AC9C4A

Tritanopia (blue-blind)

#00B39F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b83f;
/* rgb */ color: rgb(49, 184, 63);
/* oklch */ color: oklch(68.7% 0.198 144.4);

Tailwind

colors: {
  custom: {
    50: '#7ece79',
    500: '#31b83f',
    950: '#000000',
  },
}

SCSS

$custom: #31b83f;
$custom-light: #7ece79;
$custom-dark: #000000;

JSON

{
  "hex": "#31b83f",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 63
  },
  "hsl": {
    "h": 126.222,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68704,
    "c": 0.1976,
    "h": 144.4
  },
  "luminance": 0.35293
}

Semantic roles & 50–950 ramp

primary

#31B83F

secondary

#C87DC0

accent

#47D1E1

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B83F

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

Preview Lab → · Contrast checker → · Palette generator →