#ACC63F#ACC63F

#ACC63F is a light, vivid yellow-green. Relative luminance 0.495; OKLCH L 78.2% C 0.160 H 119.7°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#ACC63F
RGB	rgb(172, 198, 63)
HSL	hsl(72, 54%, 51%)
HSV	hsv(72, 68%, 78%)
CMYK	cmyk(13.1%, 0%, 68.2%, 22.4%)
CIE-LAB	lab(75.77, -26.89, 61.67)
CIE-LCH	lch(75.77, 67.28, 113.56°)
OKLab	oklab(78.19% -0.0791 0.1387)
OKLCH	oklch(78.19% 0.16 119.7)
XYZ	xyz(38.1052, 49.5179, 12.2522)
Luminance	0.4952 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC63F #593FC6

analogous

#C69D3F #ACC63F #68C63F

triadic

#ACC63F #3FACC6 #C63FAC

tetradic

#ACC63F #3FC69D #593FC6 #C63F68

square

#ACC63F #3FC69D #593FC6 #C63F68

split-complementary

#ACC63F #3F68C6 #9D3FC6

monochromatic

#5C6B20 #859A2E #ACC63F #C0D46E #D5E29D

Accessibility & contrast

On white

1.93

#ACC63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#ACC63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC63F

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC63F	#FFFFFF	#000000	##000000
##ACC63F	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB2A

Deuteranopia (green-blind)

#CFBB49

Tritanopia (blue-blind)

#B6BCAB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #acc63f;
/* rgb */ color: rgb(172, 198, 63);
/* oklch */ color: oklch(78.2% 0.160 119.7);

Tailwind

colors: {
  custom: {
    50: '#c8d77c',
    500: '#acc63f',
    950: '#000000',
  },
}

SCSS

$custom: #acc63f;
$custom-light: #c8d77c;
$custom-dark: #000000;

JSON

{
  "hex": "#acc63f",
  "rgb": {
    "r": 172,
    "g": 198,
    "b": 63
  },
  "hsl": {
    "h": 71.556,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.78193,
    "c": 0.15968,
    "h": 119.7
  },
  "luminance": 0.49518
}

Semantic roles & 50–950 ramp

primary

#ACC63F

secondary

#9E93CE

accent

#4ADE67

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #ACC63F

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

Preview Lab → · Contrast checker → · Palette generator →