#ACE05B#ACE05B

#ACE05B is a very light, vivid yellow-green. Relative luminance 0.628; OKLCH L 84.4% C 0.171 H 127.7°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#ACE05B
RGB	rgb(172, 224, 91)
HSL	hsl(83, 68%, 62%)
HSV	hsv(83, 59%, 88%)
CMYK	cmyk(23.2%, 0%, 59.4%, 12.2%)
CIE-LAB	lab(83.36, -36.96, 58.33)
CIE-LCH	lch(83.36, 69.06, 122.36°)
OKLab	oklab(84.39% -0.1045 0.1353)
OKLCH	oklch(84.39% 0.171 127.7)
XYZ	xyz(45.5571, 62.8365, 19.6240)
Luminance	0.6284 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE05B #8F5BE0

analogous

#E0D25B #ACE05B #6AE05B

triadic

#ACE05B #5BACE0 #E05BAC

tetradic

#ACE05B #5BE0D2 #8F5BE0 #E05B6A

square

#ACE05B #5BE0D2 #8F5BE0 #E05B6A

split-complementary

#ACE05B #5B6AE0 #D25BE0

monochromatic

#6FA21F #92D528 #ACE05B #C6EA8E #E0F3C2

Accessibility & contrast

On white

1.55

#ACE05B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#ACE05B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE05B

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE05B	#FFFFFF	#000000	##000000
##ACE05B	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD24C

Deuteranopia (green-blind)

#E3CF64

Tritanopia (blue-blind)

#B1D7C4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #ace05b;
/* rgb */ color: rgb(172, 224, 91);
/* oklch */ color: oklch(84.4% 0.171 127.7);

Tailwind

colors: {
  custom: {
    50: '#c8ea8e',
    500: '#ace05b',
    950: '#000000',
  },
}

SCSS

$custom: #ace05b;
$custom-light: #c8ea8e;
$custom-dark: #000000;

JSON

{
  "hex": "#ace05b",
  "rgb": {
    "r": 172,
    "g": 224,
    "b": 91
  },
  "hsl": {
    "h": 83.459,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.84387,
    "c": 0.17094,
    "h": 127.7
  },
  "luminance": 0.62837
}

Semantic roles & 50–950 ramp

primary

#ACE05B

secondary

#643AA5

accent

#15D05E

background

#FEFEFC

surface

#FAFDF4

border

#D3D5CE

text

#13160D

muted

#83847F

Preview Lab

Preview with #ACE05B

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

Preview Lab → · Contrast checker → · Palette generator →