#A4CB51#A4CB51

#A4CB51 is a light, vivid yellow-green. Relative luminance 0.512; OKLCH L 78.9% C 0.156 H 124.8°. Best body text is #000000 at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#A4CB51
RGB	rgb(164, 203, 81)
HSL	hsl(79, 54%, 56%)
HSV	hsv(79, 60%, 80%)
CMYK	cmyk(19.2%, 0%, 60.1%, 20.4%)
CIE-LAB	lab(76.80, -31.17, 55.22)
CIE-LCH	lch(76.80, 63.41, 119.44°)
OKLab	oklab(78.93% -0.0888 0.1277)
OKLCH	oklch(78.93% 0.156 124.8)
XYZ	xyz(38.1511, 51.1981, 15.6553)
Luminance	0.5120 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4CB51 #7851CB

analogous

#CBB551 #A4CB51 #67CB51

triadic

#A4CB51 #51A4CB #CB51A4

tetradic

#A4CB51 #51CBB5 #7851CB #CB5167

square

#A4CB51 #51CBB5 #7851CB #CB5167

split-complementary

#A4CB51 #5167CB #B551CB

monochromatic

#617C25 #85AC33 #A4CB51 #BDD980 #D5E7AF

Accessibility & contrast

On white

1.87

#A4CB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.24

#A4CB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4CB51

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4CB51	#FFFFFF	#000000	##000000
##A4CB51	1.00	1.87	11.24	11.24
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.24	21.00	1.00	1.00
##000000	11.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF43

Deuteranopia (green-blind)

#D0BD59

Tritanopia (blue-blind)

#ABC2B1

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #a4cb51;
/* rgb */ color: rgb(164, 203, 81);
/* oklch */ color: oklch(78.9% 0.156 124.8);

Tailwind

colors: {
  custom: {
    50: '#c2db86',
    500: '#a4cb51',
    950: '#000000',
  },
}

SCSS

$custom: #a4cb51;
$custom-light: #c2db86;
$custom-dark: #000000;

JSON

{
  "hex": "#a4cb51",
  "rgb": {
    "r": 164,
    "g": 203,
    "b": 81
  },
  "hsl": {
    "h": 79.18,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.7893,
    "c": 0.15554,
    "h": 124.8
  },
  "luminance": 0.51198
}

Semantic roles & 50–950 ramp

primary

#A4CB51

secondary

#533C84

accent

#4ADD79

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13150B

muted

#82847E

Preview Lab

Preview with #A4CB51

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

Preview Lab → · Contrast checker → · Palette generator →