#A4B421#A4B421

#A4B421 is a light, vivid yellow. Relative luminance 0.406; OKLCH L 73.3% C 0.159 H 116.2°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#A4B421
RGB	rgb(164, 180, 33)
HSL	hsl(67, 69%, 42%)
HSV	hsv(67, 82%, 71%)
CMYK	cmyk(8.9%, 0%, 81.7%, 29.4%)
CIE-LAB	lab(69.93, -22.88, 65.79)
CIE-LCH	lch(69.93, 69.66, 109.17°)
OKLab	oklab(73.29% -0.0701 0.1426)
OKLCH	oklch(73.29% 0.159 116.2)
XYZ	xyz(31.9065, 40.6453, 7.6031)
Luminance	0.4064 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B421 #3121B4

analogous

#B47B21 #A4B421 #5AB421

triadic

#A4B421 #21A4B4 #B421A4

tetradic

#A4B421 #21B47B #3121B4 #B4215A

square

#A4B421 #21B47B #3121B4 #B4215A

split-complementary

#A4B421 #215AB4 #7B21B4

monochromatic

#464D0E #758018 #A4B421 #C9DA38 #D7E46B

Accessibility & contrast

On white

2.30

#A4B421 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.13

#A4B421 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B421

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B421	#FFFFFF	#000000	##000000
##A4B421	1.00	2.30	9.13	9.13
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.13	21.00	1.00	1.00
##000000	9.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#C0AC30

Tritanopia (blue-blind)

#AFA99A

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #a4b421;
/* rgb */ color: rgb(164, 180, 33);
/* oklch */ color: oklch(73.3% 0.159 116.2);

Tailwind

colors: {
  custom: {
    50: '#c3ca6b',
    500: '#a4b421',
    950: '#000000',
  },
}

SCSS

$custom: #a4b421;
$custom-light: #c3ca6b;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b421",
  "rgb": {
    "r": 164,
    "g": 180,
    "b": 33
  },
  "hsl": {
    "h": 66.531,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.73294,
    "c": 0.15892,
    "h": 116.2
  },
  "luminance": 0.40645
}

Semantic roles & 50–950 ramp

primary

#A4B421

secondary

#7267CA

accent

#3CEC4F

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131308

muted

#82827A

Preview Lab

Preview with #A4B421

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

Preview Lab → · Contrast checker → · Palette generator →