#A4BB21#A4BB21

#A4BB21 is a light, vivid yellow. Relative luminance 0.435; OKLCH L 74.9% C 0.167 H 118.5°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#A4BB21
RGB	rgb(164, 187, 33)
HSL	hsl(69, 70%, 43%)
HSV	hsv(69, 82%, 73%)
CMYK	cmyk(12.3%, 0%, 82.4%, 26.7%)
CIE-LAB	lab(71.92, -26.30, 67.52)
CIE-LCH	lch(71.92, 72.46, 111.28°)
OKLab	oklab(74.9% -0.0795 0.1464)
OKLCH	oklch(74.9% 0.167 118.5)
XYZ	xyz(33.3555, 43.5433, 8.0861)
Luminance	0.4354 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4BB21 #3821BB

analogous

#BB8521 #A4BB21 #57BB21

triadic

#A4BB21 #21A4BB #BB21A4

tetradic

#A4BB21 #21BB85 #3821BB #BB2157

square

#A4BB21 #21BB85 #3821BB #BB2157

split-complementary

#A4BB21 #2157BB #8521BB

monochromatic

#49530F #768718 #A4BB21 #C5DD3D #D4E671

Accessibility & contrast

On white

2.16

#A4BB21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.71

#A4BB21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4BB21

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4BB21	#FFFFFF	#000000	##000000
##A4BB21	1.00	2.16	9.71	9.71
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.71	21.00	1.00	1.00
##000000	9.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B000

Deuteranopia (green-blind)

#C5B132

Tritanopia (blue-blind)

#AEB0A0

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #a4bb21;
/* rgb */ color: rgb(164, 187, 33);
/* oklch */ color: oklch(74.9% 0.167 118.5);

Tailwind

colors: {
  custom: {
    50: '#c3cf6c',
    500: '#a4bb21',
    950: '#000000',
  },
}

SCSS

$custom: #a4bb21;
$custom-light: #c3cf6c;
$custom-dark: #000000;

JSON

{
  "hex": "#a4bb21",
  "rgb": {
    "r": 164,
    "g": 187,
    "b": 33
  },
  "hsl": {
    "h": 68.961,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.74899,
    "c": 0.16653,
    "h": 118.5
  },
  "luminance": 0.43543
}

Semantic roles & 50–950 ramp

primary

#A4BB21

secondary

#7A6BCC

accent

#3BED56

background

#FCFCF6

surface

#F8F9EC

border

#D1D2C7

text

#131308

muted

#82827A

Preview Lab

Preview with #A4BB21

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

Preview Lab → · Contrast checker → · Palette generator →