#ACC640#ACC640

#ACC640 is a light, vivid yellow-green. Relative luminance 0.495; OKLCH L 78.2% C 0.159 H 119.7°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#ACC640
RGB	rgb(172, 198, 64)
HSL	hsl(72, 54%, 51%)
HSV	hsv(72, 68%, 78%)
CMYK	cmyk(13.1%, 0%, 67.7%, 22.4%)
CIE-LAB	lab(75.78, -26.83, 61.30)
CIE-LCH	lch(75.78, 66.91, 113.64°)
OKLab	oklab(78.2% -0.0788 0.1381)
OKLCH	oklch(78.2% 0.159 119.7)
XYZ	xyz(38.1334, 49.5292, 12.4007)
Luminance	0.4953 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC640 #5A40C6

analogous

#C69D40 #ACC640 #69C640

triadic

#ACC640 #40ACC6 #C640AC

tetradic

#ACC640 #40C69D #5A40C6 #C64069

square

#ACC640 #40C69D #5A40C6 #C64069

split-complementary

#ACC640 #4069C6 #9D40C6

monochromatic

#5D6C20 #869B2E #ACC640 #C0D46F #D5E29E

Accessibility & contrast

On white

1.93

#ACC640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#ACC640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC640

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC640	#FFFFFF	#000000	##000000
##ACC640	1.00	1.93	10.91	10.91
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB2C

Deuteranopia (green-blind)

#CFBB4A

Tritanopia (blue-blind)

#B6BCAB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #acc640;
/* rgb */ color: rgb(172, 198, 64);
/* oklch */ color: oklch(78.2% 0.159 119.7);

Tailwind

colors: {
  custom: {
    50: '#c8d77c',
    500: '#acc640',
    950: '#000000',
  },
}

SCSS

$custom: #acc640;
$custom-light: #c8d77c;
$custom-dark: #000000;

JSON

{
  "hex": "#acc640",
  "rgb": {
    "r": 172,
    "g": 198,
    "b": 64
  },
  "hsl": {
    "h": 71.642,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.78201,
    "c": 0.15899,
    "h": 119.7
  },
  "luminance": 0.49529
}

Semantic roles & 50–950 ramp

primary

#ACC640

secondary

#9F93CE

accent

#4ADD67

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #ACC640

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

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