#ACE178#ACE178

#ACE178 is a very light, vivid yellow-green. Relative luminance 0.640; OKLCH L 85.0% C 0.146 H 130.9°. Best body text is #000000 at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#ACE178
RGB	rgb(172, 225, 120)
HSL	hsl(90, 64%, 68%)
HSV	hsv(90, 47%, 88%)
CMYK	cmyk(23.6%, 0%, 46.7%, 11.8%)
CIE-LAB	lab(83.95, -34.53, 45.73)
CIE-LCH	lch(83.95, 57.30, 127.06°)
OKLab	oklab(84.97% -0.0955 0.1103)
OKLCH	oklch(84.97% 0.146 130.9)
XYZ	xyz(47.3280, 63.9761, 27.6208)
Luminance	0.6398 (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

#ACE178 #AD78E1

analogous

#E0E178 #ACE178 #78E179

triadic

#ACE178 #78ACE1 #E178AC

tetradic

#ACE178 #78E0E1 #AD78E1 #E17978

square

#ACE178 #78E0E1 #AD78E1 #E17978

split-complementary

#ACE178 #7978E1 #E178E0

monochromatic

#6FB628 #8DD646 #ACE178 #CBECAA #EAF7DC

Accessibility & contrast

On white

1.52

#ACE178 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.80

#ACE178 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE178

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE178	#FFFFFF	#000000	##000000
##ACE178	1.00	1.52	13.80	13.80
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.80	21.00	1.00	1.00
##000000	13.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D46F

Deuteranopia (green-blind)

#E2D07E

Tritanopia (blue-blind)

#AFD9C8

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #ace178;
/* rgb */ color: rgb(172, 225, 120);
/* oklch */ color: oklch(85.0% 0.146 130.9);

Tailwind

colors: {
  custom: {
    50: '#c7eaa1',
    500: '#ace178',
    950: '#000000',
  },
}

SCSS

$custom: #ace178;
$custom-light: #c7eaa1;
$custom-dark: #000000;

JSON

{
  "hex": "#ace178",
  "rgb": {
    "r": 172,
    "g": 225,
    "b": 120
  },
  "hsl": {
    "h": 90.286,
    "s": 63.636,
    "l": 67.647
  },
  "oklch": {
    "l": 0.84971,
    "c": 0.14587,
    "h": 130.9
  },
  "luminance": 0.63977
}

Semantic roles & 50–950 ramp

primary

#ACE178

secondary

#7F46B7

accent

#1ACB74

background

#FDFEFC

surface

#F9FDF5

border

#D2D5CF

text

#13160F

muted

#828480

Preview Lab

Preview with #ACE178

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

Preview Lab → · Contrast checker → · Palette generator →