#5AC21F#5AC21F

#5AC21F is a light, highly saturated yellow-green. Relative luminance 0.409; OKLCH L 72.4% C 0.211 H 137.5°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#5AC21F
RGB	rgb(90, 194, 31)
HSL	hsl(98, 72%, 44%)
HSV	hsv(98, 84%, 76%)
CMYK	cmyk(53.6%, 0%, 84%, 23.9%)
CIE-LAB	lab(70.07, -56.06, 64.88)
CIE-LCH	lch(70.07, 85.74, 130.83°)
OKLab	oklab(72.35% -0.1556 0.1424)
OKLCH	oklch(72.35% 0.211 137.5)
XYZ	xyz(23.7548, 40.8543, 7.9300)
Luminance	0.4086 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AC21F #871FC2

analogous

#ACC21F #5AC21F #1FC236

triadic

#5AC21F #1F5AC2 #C21F5A

tetradic

#5AC21F #1FACC2 #871FC2 #C2361F

square

#5AC21F #1FACC2 #871FC2 #C2361F

split-complementary

#5AC21F #361FC2 #C21FAC

monochromatic

#29580E #428D17 #5AC21F #79E03E #9DE973

Accessibility & contrast

On white

2.29

#5AC21F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#5AC21F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AC21F

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AC21F	#FFFFFF	#000000	##000000
##5AC21F	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B100

Deuteranopia (green-blind)

#BBA835

Tritanopia (blue-blind)

#52BBA5

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #5ac21f;
/* rgb */ color: rgb(90, 194, 31);
/* oklch */ color: oklch(72.4% 0.211 137.5);

Tailwind

colors: {
  custom: {
    50: '#94d56b',
    500: '#5ac21f',
    950: '#000000',
  },
}

SCSS

$custom: #5ac21f;
$custom-light: #94d56b;
$custom-dark: #000000;

JSON

{
  "hex": "#5ac21f",
  "rgb": {
    "r": 90,
    "g": 194,
    "b": 31
  },
  "hsl": {
    "h": 98.282,
    "s": 72.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.72351,
    "c": 0.21088,
    "h": 137.5
  },
  "luminance": 0.40856
}

Semantic roles & 50–950 ramp

primary

#5AC21F

secondary

#AC6DCF

accent

#39EFAD

background

#F9FDF6

surface

#F2FAEC

border

#CCD3C7

text

#0E1408

muted

#7E837A

Preview Lab

Preview with #5AC21F

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

Preview Lab → · Contrast checker → · Palette generator →