#ACA437#ACA437

#ACA437 is a light, vivid yellow. Relative luminance 0.356; OKLCH L 70.5% C 0.128 H 105.1°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#ACA437
RGB	rgb(172, 164, 55)
HSL	hsl(56, 52%, 45%)
HSV	hsv(56, 68%, 67%)
CMYK	cmyk(0%, 4.7%, 68%, 32.5%)
CIE-LAB	lab(66.21, -10.26, 55.10)
CIE-LCH	lch(66.21, 56.05, 100.55°)
OKLab	oklab(70.52% -0.0334 0.1236)
OKLCH	oklch(70.52% 0.128 105.1)
XYZ	xyz(30.9795, 35.5985, 8.8530)
Luminance	0.3560 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACA437 #373FAC

analogous

#AC6937 #ACA437 #7AAC37

triadic

#ACA437 #37ACA4 #A437AC

tetradic

#ACA437 #37AC69 #373FAC #AC377A

square

#ACA437 #37AC69 #373FAC #AC377A

split-complementary

#ACA437 #377AAC #6937AC

monochromatic

#4F4C19 #7E7828 #ACA437 #C9C157 #D8D285

Accessibility & contrast

On white

2.59

#ACA437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#ACA437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACA437

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACA437	#FFFFFF	#000000	##000000
##ACA437	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29E27

Deuteranopia (green-blind)

#B5A33E

Tritanopia (blue-blind)

#B9998E

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #aca437;
/* rgb */ color: rgb(172, 164, 55);
/* oklch */ color: oklch(70.5% 0.128 105.1);

Tailwind

colors: {
  custom: {
    50: '#c8be74',
    500: '#aca437',
    950: '#000000',
  },
}

SCSS

$custom: #aca437;
$custom-light: #c8be74;
$custom-dark: #000000;

JSON

{
  "hex": "#aca437",
  "rgb": {
    "r": 172,
    "g": 164,
    "b": 55
  },
  "hsl": {
    "h": 55.897,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.7052,
    "c": 0.12802,
    "h": 105.1
  },
  "luminance": 0.35597
}

Semantic roles & 50–950 ramp

primary

#ACA437

secondary

#7D82C2

accent

#57DB4D

background

#FCFBF7

surface

#F9F6ED

border

#D2D0C8

text

#131209

muted

#82817B

Preview Lab

Preview with #ACA437

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

Preview Lab → · Contrast checker → · Palette generator →