#ACC550#ACC550

#ACC550 is a light, vivid yellow-green. Relative luminance 0.493; OKLCH L 78.1% C 0.145 H 120.0°. Best body text is #000000 at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#ACC550
RGB	rgb(172, 197, 80)
HSL	hsl(73, 50%, 54%)
HSV	hsv(73, 59%, 77%)
CMYK	cmyk(12.7%, 0%, 59.4%, 22.7%)
CIE-LAB	lab(75.63, -25.22, 54.51)
CIE-LCH	lch(75.63, 60.06, 114.83°)
OKLab	oklab(78.12% -0.0728 0.1259)
OKLCH	oklch(78.12% 0.145 120)
XYZ	xyz(38.4280, 49.2825, 15.0759)
Luminance	0.4928 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC550 #6950C5

analogous

#C5A450 #ACC550 #71C550

triadic

#ACC550 #50ACC5 #C550AC

tetradic

#ACC550 #50C5A4 #6950C5 #C55071

square

#ACC550 #50C5A4 #6950C5 #C55071

split-complementary

#ACC550 #5071C5 #A450C5

monochromatic

#647426 #8BA236 #ACC550 #C2D47E #D8E3AC

Accessibility & contrast

On white

1.93

#ACC550 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.86

#ACC550 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC550

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC550	#FFFFFF	#000000	##000000
##ACC550	1.00	1.93	10.86	10.86
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.86	21.00	1.00	1.00
##000000	10.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BB43

Deuteranopia (green-blind)

#CDBB58

Tritanopia (blue-blind)

#B5BBAC

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #acc550;
/* rgb */ color: rgb(172, 197, 80);
/* oklch */ color: oklch(78.1% 0.145 120.0);

Tailwind

colors: {
  custom: {
    50: '#c7d686',
    500: '#acc550',
    950: '#000000',
  },
}

SCSS

$custom: #acc550;
$custom-light: #c7d686;
$custom-dark: #000000;

JSON

{
  "hex": "#acc550",
  "rgb": {
    "r": 172,
    "g": 197,
    "b": 80
  },
  "hsl": {
    "h": 72.821,
    "s": 50.215,
    "l": 54.314
  },
  "oklch": {
    "l": 0.7812,
    "c": 0.14546,
    "h": 120
  },
  "luminance": 0.49282
}

Semantic roles & 50–950 ramp

primary

#ACC550

secondary

#AAA0D1

accent

#4EDA6C

background

#FCFDF8

surface

#F8FAF0

border

#D1D3CB

text

#13140B

muted

#82837C

Preview Lab

Preview with #ACC550

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

Preview Lab → · Contrast checker → · Palette generator →