#83C640#83C640

#83C640 is a light, vivid yellow-green. Relative luminance 0.456; OKLCH L 75.5% C 0.178 H 132.2°. Best body text is #000000 at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#83C640
RGB	rgb(131, 198, 64)
HSL	hsl(90, 54%, 51%)
HSV	hsv(90, 68%, 78%)
CMYK	cmyk(33.8%, 0%, 67.7%, 22.4%)
CIE-LAB	lab(73.27, -42.57, 57.92)
CIE-LCH	lch(73.27, 71.88, 126.31°)
OKLab	oklab(75.52% -0.1196 0.1318)
OKLCH	oklch(75.52% 0.178 132.2)
XYZ	xyz(30.4792, 45.5825, 12.0419)
Luminance	0.4558 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83C640 #8340C6

analogous

#C6C640 #83C640 #40C640

triadic

#83C640 #4083C6 #C64083

tetradic

#83C640 #40C6C6 #8340C6 #C64040

square

#83C640 #40C6C6 #8340C6 #C64040

split-complementary

#83C640 #4040C6 #C640C6

monochromatic

#466C20 #649B2E #83C640 #A2D46F #C0E29E

Accessibility & contrast

On white

2.08

#83C640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.12

#83C640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #83C640

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83C640	#FFFFFF	#000000	##000000
##83C640	1.00	2.08	10.12	10.12
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.12	21.00	1.00	1.00
##000000	10.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB72D

Deuteranopia (green-blind)

#C5B24B

Tritanopia (blue-blind)

#84BEAB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #83c640;
/* rgb */ color: rgb(131, 198, 64);
/* oklch */ color: oklch(75.5% 0.178 132.2);

Tailwind

colors: {
  custom: {
    50: '#acd77c',
    500: '#83c640',
    950: '#000000',
  },
}

SCSS

$custom: #83c640;
$custom-light: #acd77c;
$custom-dark: #000000;

JSON

{
  "hex": "#83c640",
  "rgb": {
    "r": 131,
    "g": 198,
    "b": 64
  },
  "hsl": {
    "h": 90,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.75522,
    "c": 0.17799,
    "h": 132.2
  },
  "luminance": 0.45584
}

Semantic roles & 50–950 ramp

primary

#83C640

secondary

#B193CE

accent

#4ADD94

background

#FAFDF7

surface

#F5FAEE

border

#CFD3C9

text

#11140A

muted

#80837C

Preview Lab

Preview with #83C640

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

Preview Lab → · Contrast checker → · Palette generator →