#ACC33F#ACC33F

#ACC33F is a light, vivid yellow-green. Relative luminance 0.482; OKLCH L 77.5% C 0.156 H 118.7°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#ACC33F
RGB	rgb(172, 195, 63)
HSL	hsl(70, 52%, 51%)
HSV	hsv(70, 68%, 76%)
CMYK	cmyk(11.8%, 0%, 67.7%, 23.5%)
CIE-LAB	lab(74.93, -25.44, 60.81)
CIE-LCH	lch(74.93, 65.92, 112.70°)
OKLab	oklab(77.51% -0.0751 0.1369)
OKLCH	oklch(77.51% 0.156 118.7)
XYZ	xyz(37.4263, 48.1600, 12.0258)
Luminance	0.4816 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC33F #563FC3

analogous

#C3983F #ACC33F #6AC33F

triadic

#ACC33F #3FACC3 #C33FAC

tetradic

#ACC33F #3FC398 #563FC3 #C33F6A

square

#ACC33F #3FC398 #563FC3 #C33F6A

split-complementary

#ACC33F #3F6AC3 #983FC3

monochromatic

#5B6720 #84962F #ACC33F #C0D26E #D4E09C

Accessibility & contrast

On white

1.98

#ACC33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#ACC33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC33F

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC33F	#FFFFFF	#000000	##000000
##ACC33F	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82B

Deuteranopia (green-blind)

#CDB949

Tritanopia (blue-blind)

#B6B9A9

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #acc33f;
/* rgb */ color: rgb(172, 195, 63);
/* oklch */ color: oklch(77.5% 0.156 118.7);

Tailwind

colors: {
  custom: {
    50: '#c8d57b',
    500: '#acc33f',
    950: '#000000',
  },
}

SCSS

$custom: #acc33f;
$custom-light: #c8d57b;
$custom-dark: #000000;

JSON

{
  "hex": "#acc33f",
  "rgb": {
    "r": 172,
    "g": 195,
    "b": 63
  },
  "hsl": {
    "h": 70.455,
    "s": 52.381,
    "l": 50.588
  },
  "oklch": {
    "l": 0.77512,
    "c": 0.15614,
    "h": 118.7
  },
  "luminance": 0.4816
}

Semantic roles & 50–950 ramp

primary

#ACC33F

secondary

#9C92CC

accent

#4CDC65

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #ACC33F

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

Preview Lab → · Contrast checker → · Palette generator →