#5AB31B#5AB31B

#5AB31B is a light, vivid yellow-green. Relative luminance 0.345; OKLCH L 68.5% C 0.195 H 136.3°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#5AB31B
RGB	rgb(90, 179, 27)
HSL	hsl(95, 74%, 40%)
HSV	hsv(95, 85%, 70%)
CMYK	cmyk(49.7%, 0%, 84.9%, 29.8%)
CIE-LAB	lab(65.35, -50.63, 61.65)
CIE-LCH	lch(65.35, 79.78, 129.40°)
OKLab	oklab(68.45% -0.1412 0.135)
OKLCH	oklch(68.45% 0.195 136.3)
XYZ	xyz(20.5338, 34.4916, 6.6122)
Luminance	0.3449 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AB31B #741BB3

analogous

#A6B31B #5AB31B #1BB328

triadic

#5AB31B #1B5AB3 #B31B5A

tetradic

#5AB31B #1BA6B3 #741BB3 #B3281B

square

#5AB31B #1BA6B3 #741BB3 #B3281B

split-complementary

#5AB31B #281BB3 #B31BA6

monochromatic

#25490B #3F7E13 #5AB31B #76DF2C #99E761

Accessibility & contrast

On white

2.66

#5AB31B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#5AB31B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AB31B

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AB31B	#FFFFFF	#000000	##000000
##5AB31B	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AE9C2F

Tritanopia (blue-blind)

#55AC98

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #5ab31b;
/* rgb */ color: rgb(90, 179, 27);
/* oklch */ color: oklch(68.5% 0.195 136.3);

Tailwind

colors: {
  custom: {
    50: '#92ca68',
    500: '#5ab31b',
    950: '#000000',
  },
}

SCSS

$custom: #5ab31b;
$custom-light: #92ca68;
$custom-dark: #000000;

JSON

{
  "hex": "#5ab31b",
  "rgb": {
    "r": 90,
    "g": 179,
    "b": 27
  },
  "hsl": {
    "h": 95.132,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.68454,
    "c": 0.19538,
    "h": 136.3
  },
  "luminance": 0.34493
}

Semantic roles & 50–950 ramp

primary

#5AB31B

secondary

#9E5ECC

accent

#37F0A4

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #5AB31B

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

Preview Lab → · Contrast checker → · Palette generator →