#ACAA37#ACAA37

#ACAA37 is a light, vivid yellow. Relative luminance 0.378; OKLCH L 71.8% C 0.134 H 108.4°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#ACAA37
RGB	rgb(172, 170, 55)
HSL	hsl(59, 52%, 45%)
HSV	hsv(59, 68%, 67%)
CMYK	cmyk(0%, 1.2%, 68%, 32.5%)
CIE-LAB	lab(67.87, -13.39, 56.78)
CIE-LCH	lch(67.87, 58.34, 103.27°)
OKLab	oklab(71.84% -0.0422 0.1271)
OKLCH	oklch(71.84% 0.134 108.4)
XYZ	xyz(32.0787, 37.7969, 9.2194)
Luminance	0.3780 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACAA37 #3739AC

analogous

#AC6F37 #ACAA37 #74AC37

triadic

#ACAA37 #37ACAA #AA37AC

tetradic

#ACAA37 #37AC6F #3739AC #AC3774

square

#ACAA37 #37AC6F #3739AC #AC3774

split-complementary

#ACAA37 #3774AC #6F37AC

monochromatic

#4F4E19 #7E7C28 #ACAA37 #C9C757 #D8D785

Accessibility & contrast

On white

2.45

#ACAA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#ACAA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACAA37

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACAA37	#FFFFFF	#000000	##000000
##ACAA37	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A326

Deuteranopia (green-blind)

#BAA73F

Tritanopia (blue-blind)

#B89F93

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #acaa37;
/* rgb */ color: rgb(172, 170, 55);
/* oklch */ color: oklch(71.8% 0.134 108.4);

Tailwind

colors: {
  custom: {
    50: '#c8c375',
    500: '#acaa37',
    950: '#000000',
  },
}

SCSS

$custom: #acaa37;
$custom-light: #c8c375;
$custom-dark: #000000;

JSON

{
  "hex": "#acaa37",
  "rgb": {
    "r": 172,
    "g": 170,
    "b": 55
  },
  "hsl": {
    "h": 58.974,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.71842,
    "c": 0.13396,
    "h": 108.4
  },
  "luminance": 0.37796
}

Semantic roles & 50–950 ramp

primary

#ACAA37

secondary

#7D7EC2

accent

#4FDB4D

background

#FCFBF7

surface

#F9F7ED

border

#D2D0C8

text

#131209

muted

#82817B

Preview Lab

Preview with #ACAA37

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

Preview Lab → · Contrast checker → · Palette generator →