#ACC03B#ACC03B

#ACC03B is a light, vivid yellow. Relative luminance 0.468; OKLCH L 76.8% C 0.155 H 117.6°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#ACC03B
RGB	rgb(172, 192, 59)
HSL	hsl(69, 53%, 49%)
HSV	hsv(69, 69%, 75%)
CMYK	cmyk(10.4%, 0%, 69.3%, 24.7%)
CIE-LAB	lab(74.05, -24.22, 61.45)
CIE-LCH	lch(74.05, 66.05, 111.51°)
OKLab	oklab(76.8% -0.0721 0.1376)
OKLCH	oklch(76.8% 0.155 117.6)
XYZ	xyz(36.6531, 46.7861, 11.2366)
Luminance	0.4679 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC03B #4F3BC0

analogous

#C0923B #ACC03B #69C03B

triadic

#ACC03B #3BACC0 #C03BAC

tetradic

#ACC03B #3BC092 #4F3BC0 #C03B69

square

#ACC03B #3BC092 #4F3BC0 #C03B69

split-complementary

#ACC03B #3B69C0 #923BC0

monochromatic

#58621E #82912D #ACC03B #C1D168 #D4DF97

Accessibility & contrast

On white

2.03

#ACC03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#ACC03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC03B

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC03B	#FFFFFF	#000000	##000000
##ACC03B	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB626

Deuteranopia (green-blind)

#CBB745

Tritanopia (blue-blind)

#B6B5A6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #acc03b;
/* rgb */ color: rgb(172, 192, 59);
/* oklch */ color: oklch(76.8% 0.155 117.6);

Tailwind

colors: {
  custom: {
    50: '#c8d379',
    500: '#acc03b',
    950: '#000000',
  },
}

SCSS

$custom: #acc03b;
$custom-light: #c8d379;
$custom-dark: #000000;

JSON

{
  "hex": "#acc03b",
  "rgb": {
    "r": 172,
    "g": 192,
    "b": 59
  },
  "hsl": {
    "h": 69.023,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.76801,
    "c": 0.15535,
    "h": 117.6
  },
  "luminance": 0.46786
}

Semantic roles & 50–950 ramp

primary

#ACC03B

secondary

#968CCA

accent

#4BDC61

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#13140A

muted

#82827C

Preview Lab

Preview with #ACC03B

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

Preview Lab → · Contrast checker → · Palette generator →