#ACC03F#ACC03F

#ACC03F is a light, vivid yellow. Relative luminance 0.468; OKLCH L 76.8% C 0.153 H 117.7°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#ACC03F
RGB	rgb(172, 192, 63)
HSL	hsl(69, 51%, 50%)
HSV	hsv(69, 67%, 75%)
CMYK	cmyk(10.4%, 0%, 67.2%, 24.7%)
CIE-LAB	lab(74.08, -23.98, 59.95)
CIE-LCH	lch(74.08, 64.57, 111.81°)
OKLab	oklab(76.83% -0.071 0.1351)
OKLCH	oklch(76.83% 0.153 117.7)
XYZ	xyz(36.7609, 46.8292, 11.8040)
Luminance	0.4683 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC03F #533FC0

analogous

#C0933F #ACC03F #6CC03F

triadic

#ACC03F #3FACC0 #C03FAC

tetradic

#ACC03F #3FC093 #533FC0 #C03F6C

square

#ACC03F #3FC093 #533FC0 #C03F6C

split-complementary

#ACC03F #3F6CC0 #933FC0

monochromatic

#596421 #839230 #ACC03F #C0CF6D #D4DE9B

Accessibility & contrast

On white

2.03

#ACC03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#ACC03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC03F

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC03F	#FFFFFF	#000000	##000000
##ACC03F	1.00	2.03	10.37	10.37
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB62C

Deuteranopia (green-blind)

#CAB749

Tritanopia (blue-blind)

#B6B6A6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #acc03f;
/* rgb */ color: rgb(172, 192, 63);
/* oklch */ color: oklch(76.8% 0.153 117.7);

Tailwind

colors: {
  custom: {
    50: '#c8d37b',
    500: '#acc03f',
    950: '#000000',
  },
}

SCSS

$custom: #acc03f;
$custom-light: #c8d37b;
$custom-dark: #000000;

JSON

{
  "hex": "#acc03f",
  "rgb": {
    "r": 172,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 69.302,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.76832,
    "c": 0.15262,
    "h": 117.7
  },
  "luminance": 0.46829
}

Semantic roles & 50–950 ramp

primary

#ACC03F

secondary

#9991CA

accent

#4EDA63

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#13140A

muted

#82827C

Preview Lab

Preview with #ACC03F

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

Preview Lab → · Contrast checker → · Palette generator →