#ACA63B#ACA63B

#ACA63B is a light, vivid yellow. Relative luminance 0.364; OKLCH L 71.0% C 0.127 H 106.1°. Best body text is #000000 at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#ACA63B
RGB	rgb(172, 166, 59)
HSL	hsl(57, 49%, 45%)
HSV	hsv(57, 66%, 67%)
CMYK	cmyk(0%, 3.5%, 65.7%, 32.5%)
CIE-LAB	lab(66.79, -11.08, 54.05)
CIE-LCH	lch(66.79, 55.17, 101.58°)
OKLab	oklab(70.99% -0.0352 0.122)
OKLCH	oklch(70.99% 0.127 106.1)
XYZ	xyz(31.4400, 36.3599, 9.4989)
Luminance	0.3636 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACA63B #3B41AC

analogous

#AC6D3B #ACA63B #7AAC3B

triadic

#ACA63B #3BACA6 #A63BAC

tetradic

#ACA63B #3BAC6D #3B41AC #AC3B7A

square

#ACA63B #3BAC6D #3B41AC #AC3B7A

split-complementary

#ACA63B #3B7AAC #6D3BAC

monochromatic

#514E1C #7E7A2B #ACA63B #C7C25D #D7D38A

Accessibility & contrast

On white

2.54

#ACA63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.27

#ACA63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACA63B

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACA63B	#FFFFFF	#000000	##000000
##ACA63B	1.00	2.54	8.27	8.27
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.27	21.00	1.00	1.00
##000000	8.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A02D

Deuteranopia (green-blind)

#B6A542

Tritanopia (blue-blind)

#B89B90

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #aca63b;
/* rgb */ color: rgb(172, 166, 59);
/* oklch */ color: oklch(71.0% 0.127 106.1);

Tailwind

colors: {
  custom: {
    50: '#c8c077',
    500: '#aca63b',
    950: '#000000',
  },
}

SCSS

$custom: #aca63b;
$custom-light: #c8c077;
$custom-dark: #000000;

JSON

{
  "hex": "#aca63b",
  "rgb": {
    "r": 172,
    "g": 166,
    "b": 59
  },
  "hsl": {
    "h": 56.814,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.70993,
    "c": 0.12702,
    "h": 106.1
  },
  "luminance": 0.36359
}

Semantic roles & 50–950 ramp

primary

#ACA63B

secondary

#8185C1

accent

#57D84F

background

#FCFBF7

surface

#F9F7ED

border

#D2D0C8

text

#131209

muted

#82817B

Preview Lab

Preview with #ACA63B

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

Preview Lab → · Contrast checker → · Palette generator →