#ACAA31#ACAA31

#ACAA31 is a light, vivid yellow. Relative luminance 0.377; OKLCH L 71.8% C 0.138 H 108.5°. Best body text is #000000 at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#ACAA31
RGB	rgb(172, 170, 49)
HSL	hsl(59, 56%, 43%)
HSV	hsv(59, 72%, 67%)
CMYK	cmyk(0%, 1.2%, 71.5%, 32.5%)
CIE-LAB	lab(67.83, -13.71, 59.03)
CIE-LCH	lch(67.83, 60.60, 103.07°)
OKLab	oklab(71.8% -0.0437 0.1308)
OKLCH	oklch(71.8% 0.138 108.5)
XYZ	xyz(31.9435, 37.7429, 8.5076)
Luminance	0.3774 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACAA31 #3133AC

analogous

#AC6C31 #ACAA31 #70AC31

triadic

#ACAA31 #31ACAA #AA31AC

tetradic

#ACAA31 #31AC6C #3133AC #AC3170

square

#ACAA31 #31AC6C #3133AC #AC3170

split-complementary

#ACAA31 #3170AC #6C31AC

monochromatic

#4D4C16 #7C7B23 #ACAA31 #CCCA4E #DAD97D

Accessibility & contrast

On white

2.46

#ACAA31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.55

#ACAA31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACAA31

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACAA31	#FFFFFF	#000000	##000000
##ACAA31	1.00	2.46	8.55	8.55
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.55	21.00	1.00	1.00
##000000	8.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A31C

Deuteranopia (green-blind)

#BAA73A

Tritanopia (blue-blind)

#B89F92

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #acaa31;
/* rgb */ color: rgb(172, 170, 49);
/* oklch */ color: oklch(71.8% 0.138 108.5);

Tailwind

colors: {
  custom: {
    50: '#c8c371',
    500: '#acaa31',
    950: '#000000',
  },
}

SCSS

$custom: #acaa31;
$custom-light: #c8c371;
$custom-dark: #000000;

JSON

{
  "hex": "#acaa31",
  "rgb": {
    "r": 172,
    "g": 170,
    "b": 49
  },
  "hsl": {
    "h": 59.024,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71797,
    "c": 0.13795,
    "h": 108.5
  },
  "luminance": 0.37742
}

Semantic roles & 50–950 ramp

primary

#ACAA31

secondary

#7677C3

accent

#4BDF49

background

#FCFBF7

surface

#F9F7ED

border

#D2D0C8

text

#141208

muted

#82817B

Preview Lab

Preview with #ACAA31

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

Preview Lab → · Contrast checker → · Palette generator →