#5ACA21#5ACA21

#5ACA21 is a light, highly saturated yellow-green. Relative luminance 0.445; OKLCH L 74.4% C 0.219 H 138.1°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#5ACA21
RGB	rgb(90, 202, 33)
HSL	hsl(100, 72%, 46%)
HSV	hsv(100, 84%, 79%)
CMYK	cmyk(55.4%, 0%, 83.7%, 20.8%)
CIE-LAB	lab(72.58, -58.85, 66.63)
CIE-LCH	lch(72.58, 88.90, 131.45°)
OKLab	oklab(74.42% -0.163 0.1463)
OKLCH	oklch(74.42% 0.219 138.1)
XYZ	xyz(25.6106, 44.5224, 8.6826)
Luminance	0.4452 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5ACA21 #9121CA

analogous

#AECA21 #5ACA21 #21CA3C

triadic

#5ACA21 #215ACA #CA215A

tetradic

#5ACA21 #21AECA #9121CA #CA3C21

square

#5ACA21 #21AECA #9121CA #CA3C21

split-complementary

#5ACA21 #3C21CA #CA21AE

monochromatic

#2B6110 #439518 #5ACA21 #7BE147 #A1EA7C

Accessibility & contrast

On white

2.12

#5ACA21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#5ACA21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5ACA21

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5ACA21	#FFFFFF	#000000	##000000
##5ACA21	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B800

Deuteranopia (green-blind)

#C2AF38

Tritanopia (blue-blind)

#50C3AC

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #5aca21;
/* rgb */ color: rgb(90, 202, 33);
/* oklch */ color: oklch(74.4% 0.219 138.1);

Tailwind

colors: {
  custom: {
    50: '#95db6d',
    500: '#5aca21',
    950: '#000000',
  },
}

SCSS

$custom: #5aca21;
$custom-light: #95db6d;
$custom-dark: #000000;

JSON

{
  "hex": "#5aca21",
  "rgb": {
    "r": 90,
    "g": 202,
    "b": 33
  },
  "hsl": {
    "h": 99.763,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.74419,
    "c": 0.219,
    "h": 138.1
  },
  "luminance": 0.44525
}

Semantic roles & 50–950 ramp

primary

#5ACA21

secondary

#B275D2

accent

#39EFB1

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1508

muted

#7E837B

Preview Lab

Preview with #5ACA21

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

Preview Lab → · Contrast checker → · Palette generator →