#ACF978#ACF978

#ACF978 is a very light, vivid yellow-green. Relative luminance 0.779; OKLCH L 90.5% C 0.179 H 134.2°. Best body text is #000000 at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#ACF978
RGB	rgb(172, 249, 120)
HSL	hsl(96, 91%, 72%)
HSV	hsv(96, 52%, 98%)
CMYK	cmyk(30.9%, 0%, 51.8%, 2.4%)
CIE-LAB	lab(90.72, -45.19, 53.95)
CIE-LCH	lch(90.72, 70.38, 129.95°)
OKLab	oklab(90.45% -0.125 0.1284)
OKLCH	oklch(90.45% 0.179 134.2)
XYZ	xyz(54.2780, 77.8761, 29.9374)
Luminance	0.7788 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACF978 #C578F9

analogous

#ECF978 #ACF978 #78F985

triadic

#ACF978 #78ACF9 #F978AC

tetradic

#ACF978 #78ECF9 #C578F9 #F98578

square

#ACF978 #78ECF9 #C578F9 #F98578

split-complementary

#ACF978 #8578F9 #F978EC

monochromatic

#65EC0A #88F63D #ACF978 #D0FCB3 #EDFEE2

Accessibility & contrast

On white

1.27

#ACF978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.58

#ACF978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACF978

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACF978	#FFFFFF	#000000	##000000
##ACF978	1.00	1.27	16.58	16.58
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.58	21.00	1.00	1.00
##000000	16.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86C

Deuteranopia (green-blind)

#F6E281

Tritanopia (blue-blind)

#ACF1DC

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #acf978;
/* rgb */ color: rgb(172, 249, 120);
/* oklch */ color: oklch(90.5% 0.179 134.2);

Tailwind

colors: {
  custom: {
    50: '#c8fba2',
    500: '#acf978',
    950: '#000000',
  },
}

SCSS

$custom: #acf978;
$custom-light: #c8fba2;
$custom-dark: #000000;

JSON

{
  "hex": "#acf978",
  "rgb": {
    "r": 172,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 95.814,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.90454,
    "c": 0.17923,
    "h": 134.2
  },
  "luminance": 0.77878
}

Semantic roles & 50–950 ramp

primary

#ACF978

secondary

#9940D5

accent

#00E689

background

#FEFFFC

surface

#FAFFF6

border

#D3D7D0

text

#13170F

muted

#838580

Preview Lab

Preview with #ACF978

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

Preview Lab → · Contrast checker → · Palette generator →