#5FB31F#5FB31F

#5FB31F is a light, vivid yellow-green. Relative luminance 0.348; OKLCH L 68.7% C 0.191 H 135.6°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#5FB31F
RGB	rgb(95, 179, 31)
HSL	hsl(94, 70%, 41%)
HSV	hsv(94, 83%, 70%)
CMYK	cmyk(46.9%, 0%, 82.7%, 29.8%)
CIE-LAB	lab(65.57, -48.91, 60.91)
CIE-LCH	lch(65.57, 78.12, 128.76°)
OKLab	oklab(68.69% -0.1368 0.1339)
OKLCH	oklch(68.69% 0.191 135.6)
XYZ	xyz(21.0862, 34.7707, 6.8964)
Luminance	0.3477 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5FB31F #731FB3

analogous

#A9B31F #5FB31F #1FB329

triadic

#5FB31F #1F5FB3 #B31F5F

tetradic

#5FB31F #1FA9B3 #731FB3 #B3291F

square

#5FB31F #1FA9B3 #731FB3 #B3291F

split-complementary

#5FB31F #291FB3 #B31FA9

monochromatic

#284B0D #437F16 #5FB31F #7CDC33 #9EE568

Accessibility & contrast

On white

2.64

#5FB31F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#5FB31F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5FB31F

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5FB31F	#FFFFFF	#000000	##000000
##5FB31F	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA400

Deuteranopia (green-blind)

#AF9D31

Tritanopia (blue-blind)

#5CAC99

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #5fb31f;
/* rgb */ color: rgb(95, 179, 31);
/* oklch */ color: oklch(68.7% 0.191 135.6);

Tailwind

colors: {
  custom: {
    50: '#94ca69',
    500: '#5fb31f',
    950: '#000000',
  },
}

SCSS

$custom: #5fb31f;
$custom-light: #94ca69;
$custom-dark: #000000;

JSON

{
  "hex": "#5fb31f",
  "rgb": {
    "r": 95,
    "g": 179,
    "b": 31
  },
  "hsl": {
    "h": 94.054,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.68695,
    "c": 0.1914,
    "h": 135.6
  },
  "luminance": 0.34772
}

Semantic roles & 50–950 ramp

primary

#5FB31F

secondary

#9E64CA

accent

#3BEDA0

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #5FB31F

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

Preview Lab → · Contrast checker → · Palette generator →