#ACB540#ACB540

#ACB540 is a light, vivid yellow. Relative luminance 0.422; OKLCH L 74.4% C 0.139 H 113.5°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#ACB540
RGB	rgb(172, 181, 64)
HSL	hsl(65, 48%, 48%)
HSV	hsv(65, 65%, 71%)
CMYK	cmyk(5%, 0%, 64.6%, 29%)
CIE-LAB	lab(71.00, -18.46, 56.36)
CIE-LCH	lch(71.00, 59.30, 108.14°)
OKLab	oklab(74.37% -0.0555 0.1277)
OKLCH	oklch(74.37% 0.139 113.5)
XYZ	xyz(34.4634, 42.1892, 11.1774)
Luminance	0.4219 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACB540 #4940B5

analogous

#B58340 #ACB540 #72B540

triadic

#ACB540 #40ACB5 #B540AC

tetradic

#ACB540 #40B583 #4940B5 #B54072

square

#ACB540 #40B583 #4940B5 #B54072

split-complementary

#ACB540 #4072B5 #8340B5

monochromatic

#565B20 #818830 #ACB540 #C2CA68 #D5DA96

Accessibility & contrast

On white

2.23

#ACB540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#ACB540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACB540

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACB540	#FFFFFF	#000000	##000000
##ACB540	1.00	2.23	9.44	9.44
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AD30

Deuteranopia (green-blind)

#C2AF48

Tritanopia (blue-blind)

#B7AB9D

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #acb540;
/* rgb */ color: rgb(172, 181, 64);
/* oklch */ color: oklch(74.4% 0.139 113.5);

Tailwind

colors: {
  custom: {
    50: '#c8cb7b',
    500: '#acb540',
    950: '#000000',
  },
}

SCSS

$custom: #acb540;
$custom-light: #c8cb7b;
$custom-dark: #000000;

JSON

{
  "hex": "#acb540",
  "rgb": {
    "r": 172,
    "g": 181,
    "b": 64
  },
  "hsl": {
    "h": 64.615,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.74365,
    "c": 0.13922,
    "h": 113.5
  },
  "luminance": 0.42189
}

Semantic roles & 50–950 ramp

primary

#ACB540

secondary

#908BC5

accent

#50D75B

background

#FCFCF7

surface

#F9F8EE

border

#D2D1C9

text

#13130A

muted

#82827C

Preview Lab

Preview with #ACB540

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

Preview Lab → · Contrast checker → · Palette generator →