#ACC539#ACC539

#ACC539 is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.9% C 0.162 H 119.2°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#ACC539
RGB	rgb(172, 197, 57)
HSL	hsl(71, 55%, 50%)
HSV	hsv(71, 71%, 77%)
CMYK	cmyk(12.7%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(75.45, -26.75, 63.57)
CIE-LCH	lch(75.45, 68.97, 112.82°)
OKLab	oklab(77.92% -0.0793 0.1418)
OKLCH	oklch(77.92% 0.162 119.2)
XYZ	xyz(37.7188, 48.9988, 11.3408)
Luminance	0.4900 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC539 #5239C5

analogous

#C59839 #ACC539 #66C539

triadic

#ACC539 #39ACC5 #C539AC

tetradic

#ACC539 #39C598 #5239C5 #C53966

square

#ACC539 #39C598 #5239C5 #C53966

split-complementary

#ACC539 #3966C5 #9839C5

monochromatic

#59661E #83962B #ACC539 #C0D368 #D4E197

Accessibility & contrast

On white

1.94

#ACC539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#ACC539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC539

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC539	#FFFFFF	#000000	##000000
##ACC539	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA20

Deuteranopia (green-blind)

#CFBA45

Tritanopia (blue-blind)

#B6BAAA

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #acc539;
/* rgb */ color: rgb(172, 197, 57);
/* oklch */ color: oklch(77.9% 0.162 119.2);

Tailwind

colors: {
  custom: {
    50: '#c8d678',
    500: '#acc539',
    950: '#000000',
  },
}

SCSS

$custom: #acc539;
$custom-light: #c8d678;
$custom-dark: #000000;

JSON

{
  "hex": "#acc539",
  "rgb": {
    "r": 172,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 70.714,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.77922,
    "c": 0.16242,
    "h": 119.2
  },
  "luminance": 0.48999
}

Semantic roles & 50–950 ramp

primary

#ACC539

secondary

#998DCD

accent

#49DE64

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#14140A

muted

#82837C

Preview Lab

Preview with #ACC539

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

Preview Lab → · Contrast checker → · Palette generator →