#ABCA21#ABCA21

#ABCA21 is a light, vivid yellow-green. Relative luminance 0.510; OKLCH L 78.9% C 0.180 H 120.5°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#ABCA21
RGB	rgb(171, 202, 33)
HSL	hsl(71, 72%, 46%)
HSV	hsv(71, 84%, 79%)
CMYK	cmyk(15.3%, 0%, 83.7%, 20.8%)
CIE-LAB	lab(76.68, -30.55, 71.81)
CIE-LCH	lch(76.68, 78.04, 113.04°)
OKLab	oklab(78.86% -0.0914 0.1553)
OKLCH	oklch(78.86% 0.18 120.5)
XYZ	xyz(38.1904, 51.0089, 9.2723)
Luminance	0.5101 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ABCA21 #4021CA

analogous

#CA9421 #ABCA21 #56CA21

triadic

#ABCA21 #21ABCA #CA21AB

tetradic

#ABCA21 #21CA94 #4021CA #CA2156

square

#ABCA21 #21CA94 #4021CA #CA2156

split-complementary

#ABCA21 #2156CA #9421CA

monochromatic

#526110 #7E9518 #ABCA21 #C5E147 #D5EA7C

Accessibility & contrast

On white

1.87

#ABCA21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#ABCA21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ABCA21

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ABCA21	#FFFFFF	#000000	##000000
##ABCA21	1.00	1.87	11.20	11.20
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE00

Deuteranopia (green-blind)

#D3BE35

Tritanopia (blue-blind)

#B5BFAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #abca21;
/* rgb */ color: rgb(171, 202, 33);
/* oklch */ color: oklch(78.9% 0.180 120.5);

Tailwind

colors: {
  custom: {
    50: '#c8da6f',
    500: '#abca21',
    950: '#000000',
  },
}

SCSS

$custom: #abca21;
$custom-light: #c8da6f;
$custom-dark: #000000;

JSON

{
  "hex": "#abca21",
  "rgb": {
    "r": 171,
    "g": 202,
    "b": 33
  },
  "hsl": {
    "h": 71.006,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.78862,
    "c": 0.18022,
    "h": 120.5
  },
  "luminance": 0.51009
}

Semantic roles & 50–950 ramp

primary

#ABCA21

secondary

#31246C

accent

#39EF5A

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141408

muted

#83837D

Preview Lab

Preview with #ABCA21

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

Preview Lab → · Contrast checker → · Palette generator →