#A4B321#A4B321

#A4B321 is a light, vivid yellow. Relative luminance 0.402; OKLCH L 73.1% C 0.158 H 115.8°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#A4B321
RGB	rgb(164, 179, 33)
HSL	hsl(66, 69%, 42%)
HSV	hsv(66, 82%, 70%)
CMYK	cmyk(8.4%, 0%, 81.6%, 29.8%)
CIE-LAB	lab(69.64, -22.38, 65.54)
CIE-LCH	lch(69.64, 69.26, 108.85°)
OKLab	oklab(73.07% -0.0687 0.1421)
OKLCH	oklch(73.07% 0.158 115.8)
XYZ	xyz(31.7054, 40.2430, 7.5360)
Luminance	0.4024 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B321 #3021B3

analogous

#B37921 #A4B321 #5BB321

triadic

#A4B321 #21A4B3 #B321A4

tetradic

#A4B321 #21B379 #3021B3 #B3215B

square

#A4B321 #21B379 #3021B3 #B3215B

split-complementary

#A4B321 #215BB3 #7921B3

monochromatic

#454C0E #757F17 #A4B321 #C9DA37 #D7E46B

Accessibility & contrast

On white

2.32

#A4B321 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#A4B321 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B321

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B321	#FFFFFF	#000000	##000000
##A4B321	1.00	2.32	9.05	9.05
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.05	21.00	1.00	1.00
##000000	9.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0A900

Deuteranopia (green-blind)

#BFAB30

Tritanopia (blue-blind)

#AFA899

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a4b321;
/* rgb */ color: rgb(164, 179, 33);
/* oklch */ color: oklch(73.1% 0.158 115.8);

Tailwind

colors: {
  custom: {
    50: '#c3c96b',
    500: '#a4b321',
    950: '#000000',
  },
}

SCSS

$custom: #a4b321;
$custom-light: #c3c96b;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b321",
  "rgb": {
    "r": 164,
    "g": 179,
    "b": 33
  },
  "hsl": {
    "h": 66.164,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.73065,
    "c": 0.15785,
    "h": 115.8
  },
  "luminance": 0.40243
}

Semantic roles & 50–950 ramp

primary

#A4B321

secondary

#7066CA

accent

#3CEC4E

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A4B321

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

Preview Lab → · Contrast checker → · Palette generator →