#ACC537#ACC537

#ACC537 is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.9% C 0.164 H 119.2°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#ACC537
RGB	rgb(172, 197, 55)
HSL	hsl(71, 56%, 49%)
HSV	hsv(71, 72%, 77%)
CMYK	cmyk(12.7%, 0%, 72.1%, 22.7%)
CIE-LAB	lab(75.44, -26.86, 64.27)
CIE-LCH	lch(75.44, 69.66, 112.68°)
OKLab	oklab(77.91% -0.0797 0.1429)
OKLCH	oklch(77.91% 0.164 119.2)
XYZ	xyz(37.6699, 48.9792, 11.0832)
Luminance	0.4898 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC537 #5037C5

analogous

#C59737 #ACC537 #65C537

triadic

#ACC537 #37ACC5 #C537AC

tetradic

#ACC537 #37C597 #5037C5 #C53765

square

#ACC537 #37C597 #5037C5 #C53765

split-complementary

#ACC537 #3765C5 #9737C5

monochromatic

#58651C #82952A #ACC537 #C1D465 #D4E195

Accessibility & contrast

On white

1.95

#ACC537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#ACC537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC537

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC537	#FFFFFF	#000000	##000000
##ACC537	1.00	1.95	10.80	10.80
#FFFFFF	1.95	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)

#D2BA1C

Deuteranopia (green-blind)

#CFBA43

Tritanopia (blue-blind)

#B6BAAA

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #acc537;
/* rgb */ color: rgb(172, 197, 55);
/* oklch */ color: oklch(77.9% 0.164 119.2);

Tailwind

colors: {
  custom: {
    50: '#c8d677',
    500: '#acc537',
    950: '#000000',
  },
}

SCSS

$custom: #acc537;
$custom-light: #c8d677;
$custom-dark: #000000;

JSON

{
  "hex": "#acc537",
  "rgb": {
    "r": 172,
    "g": 197,
    "b": 55
  },
  "hsl": {
    "h": 70.563,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.77908,
    "c": 0.16364,
    "h": 119.2
  },
  "luminance": 0.48979
}

Semantic roles & 50–950 ramp

primary

#ACC537

secondary

#978BCD

accent

#48E063

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#141409

muted

#82837B

Preview Lab

Preview with #ACC537

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

Preview Lab → · Contrast checker → · Palette generator →