#A4B03F#A4B03F

#A4B03F is a light, vivid yellow. Relative luminance 0.393; OKLCH L 72.6% C 0.136 H 115.0°. Best body text is #000000 at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#A4B03F
RGB	rgb(164, 176, 63)
HSL	hsl(66, 47%, 47%)
HSV	hsv(66, 64%, 69%)
CMYK	cmyk(6.8%, 0%, 64.2%, 31%)
CIE-LAB	lab(68.97, -19.38, 54.45)
CIE-LCH	lch(68.97, 57.80, 109.60°)
OKLab	oklab(72.58% -0.0577 0.1237)
OKLCH	oklch(72.58% 0.136 115)
XYZ	xyz(31.7331, 39.3026, 10.6161)
Luminance	0.3930 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B03F #4B3FB0

analogous

#B0843F #A4B03F #6CB03F

triadic

#A4B03F #3FA4B0 #B03FA4

tetradic

#A4B03F #3FB084 #4B3FB0 #B03F6C

square

#A4B03F #3FB084 #4B3FB0 #B03F6C

split-complementary

#A4B03F #3F6CB0 #843FB0

monochromatic

#50561F #7A832F #A4B03F #BDC865 #D0D892

Accessibility & contrast

On white

2.37

#A4B03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.86

#A4B03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B03F

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B03F	#FFFFFF	#000000	##000000
##A4B03F	1.00	2.37	8.86	8.86
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.86	21.00	1.00	1.00
##000000	8.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA730

Deuteranopia (green-blind)

#BBA947

Tritanopia (blue-blind)

#AEA699

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #a4b03f;
/* rgb */ color: rgb(164, 176, 63);
/* oklch */ color: oklch(72.6% 0.136 115.0);

Tailwind

colors: {
  custom: {
    50: '#c2c77a',
    500: '#a4b03f',
    950: '#000000',
  },
}

SCSS

$custom: #a4b03f;
$custom-light: #c2c77a;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b03f",
  "rgb": {
    "r": 164,
    "g": 176,
    "b": 63
  },
  "hsl": {
    "h": 66.372,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.72582,
    "c": 0.13649,
    "h": 115
  },
  "luminance": 0.39302
}

Semantic roles & 50–950 ramp

primary

#A4B03F

secondary

#8E88C3

accent

#51D75F

background

#FCFCF7

surface

#F8F8EE

border

#D1D1C9

text

#131309

muted

#82827B

Preview Lab

Preview with #A4B03F

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

Preview Lab → · Contrast checker → · Palette generator →