#ACC840#ACC840

#ACC840 is a light, vivid yellow-green. Relative luminance 0.504; OKLCH L 78.7% C 0.161 H 120.3°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#ACC840
RGB	rgb(172, 200, 64)
HSL	hsl(72, 55%, 52%)
HSV	hsv(72, 68%, 78%)
CMYK	cmyk(14%, 0%, 68%, 21.6%)
CIE-LAB	lab(76.34, -27.79, 61.87)
CIE-LCH	lch(76.34, 67.82, 114.18°)
OKLab	oklab(78.66% -0.0815 0.1393)
OKLCH	oklch(78.66% 0.161 120.3)
XYZ	xyz(38.5936, 50.4495, 12.5541)
Luminance	0.5045 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC840 #5C40C8

analogous

#C8A040 #ACC840 #68C840

triadic

#ACC840 #40ACC8 #C840AC

tetradic

#ACC840 #40C8A0 #5C40C8 #C84068

square

#ACC840 #40C8A0 #5C40C8 #C84068

split-complementary

#ACC840 #4068C8 #A040C8

monochromatic

#5E6E20 #869D2D #ACC840 #C1D670 #D5E39F

Accessibility & contrast

On white

1.89

#ACC840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#ACC840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC840

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC840	#FFFFFF	#000000	##000000
##ACC840	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BD2B

Deuteranopia (green-blind)

#D1BD4B

Tritanopia (blue-blind)

#B5BEAD

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #acc840;
/* rgb */ color: rgb(172, 200, 64);
/* oklch */ color: oklch(78.7% 0.161 120.3);

Tailwind

colors: {
  custom: {
    50: '#c8d87c',
    500: '#acc840',
    950: '#000000',
  },
}

SCSS

$custom: #acc840;
$custom-light: #c8d87c;
$custom-dark: #000000;

JSON

{
  "hex": "#acc840",
  "rgb": {
    "r": 172,
    "g": 200,
    "b": 64
  },
  "hsl": {
    "h": 72.353,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.78656,
    "c": 0.16137,
    "h": 120.3
  },
  "luminance": 0.50449
}

Semantic roles & 50–950 ramp

primary

#ACC840

secondary

#433577

accent

#49DF68

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#13140A

muted

#83837D

Preview Lab

Preview with #ACC840

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

Preview Lab → · Contrast checker → · Palette generator →