#A8D21B#A8D21B

#A8D21B is a light, vivid yellow-green. Relative luminance 0.545; OKLCH L 80.5% C 0.192 H 123.2°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#A8D21B
RGB	rgb(168, 210, 27)
HSL	hsl(74, 77%, 46%)
HSV	hsv(74, 87%, 82%)
CMYK	cmyk(20%, 0%, 87.1%, 17.6%)
CIE-LAB	lab(78.75, -35.62, 74.72)
CIE-LCH	lch(78.75, 82.77, 115.49°)
OKLab	oklab(80.48% -0.1053 0.1609)
OKLCH	oklch(80.48% 0.192 123.2)
XYZ	xyz(39.3935, 54.4969, 9.4803)
Luminance	0.5450 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8D21B #451BD2

analogous

#D2A01B #A8D21B #4DD21B

triadic

#A8D21B #1BA8D2 #D21BA8

tetradic

#A8D21B #1BD2A0 #451BD2 #D21B4D

square

#A8D21B #1BD2A0 #451BD2 #D21B4D

split-complementary

#A8D21B #1B4DD2 #A01BD2

monochromatic

#51660D #7D9C14 #A8D21B #C1E743 #D3EE7A

Accessibility & contrast

On white

1.76

#A8D21B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#A8D21B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A8D21B

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8D21B	#FFFFFF	#000000	##000000
##A8D21B	1.00	1.76	11.90	11.90
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC400

Deuteranopia (green-blind)

#D9C333

Tritanopia (blue-blind)

#B1C7B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #a8d21b;
/* rgb */ color: rgb(168, 210, 27);
/* oklch */ color: oklch(80.5% 0.192 123.2);

Tailwind

colors: {
  custom: {
    50: '#c7e06e',
    500: '#a8d21b',
    950: '#000000',
  },
}

SCSS

$custom: #a8d21b;
$custom-light: #c7e06e;
$custom-dark: #000000;

JSON

{
  "hex": "#a8d21b",
  "rgb": {
    "r": 168,
    "g": 210,
    "b": 27
  },
  "hsl": {
    "h": 73.77,
    "s": 77.215,
    "l": 46.471
  },
  "oklch": {
    "l": 0.80476,
    "c": 0.19228,
    "h": 123.2
  },
  "luminance": 0.54497
}

Semantic roles & 50–950 ramp

primary

#A8D21B

secondary

#332170

accent

#34F460

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141508

muted

#83847D

Preview Lab

Preview with #A8D21B

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

Preview Lab → · Contrast checker → · Palette generator →