#C1EF66#C1EF66

#C1EF66 is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.3% C 0.172 H 125.3°. Best body text is #000000 at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#C1EF66
RGB	rgb(193, 239, 102)
HSL	hsl(80, 81%, 67%)
HSV	hsv(80, 57%, 94%)
CMYK	cmyk(19.2%, 0%, 57.3%, 6.3%)
CIE-LAB	lab(88.94, -35.01, 60.20)
CIE-LCH	lch(88.94, 69.64, 120.18°)
OKLab	oklab(89.26% -0.0993 0.1402)
OKLCH	oklch(89.26% 0.172 125.3)
XYZ	xyz(55.2572, 74.0292, 23.9457)
Luminance	0.7403 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1EF66 #9466EF

analogous

#EFD966 #C1EF66 #7DEF66

triadic

#C1EF66 #66C1EF #EF66C1

tetradic

#C1EF66 #66EFD9 #9466EF #EF667D

square

#C1EF66 #66EFD9 #9466EF #EF667D

split-complementary

#C1EF66 #667DEF #D966EF

monochromatic

#8AC615 #ABE92F #C1EF66 #D7F59D #EEFBD5

Accessibility & contrast

On white

1.33

#C1EF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.81

#C1EF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1EF66

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1EF66	#FFFFFF	#000000	##000000
##C1EF66	1.00	1.33	15.81	15.81
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.81	21.00	1.00	1.00
##000000	15.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE157

Deuteranopia (green-blind)

#F4DF6F

Tritanopia (blue-blind)

#C8E5D1

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c1ef66;
/* rgb */ color: rgb(193, 239, 102);
/* oklch */ color: oklch(89.3% 0.172 125.3);

Tailwind

colors: {
  custom: {
    50: '#d6f496',
    500: '#c1ef66',
    950: '#000000',
  },
}

SCSS

$custom: #c1ef66;
$custom-light: #d6f496;
$custom-dark: #000000;

JSON

{
  "hex": "#c1ef66",
  "rgb": {
    "r": 193,
    "g": 239,
    "b": 102
  },
  "hsl": {
    "h": 80.146,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.8926,
    "c": 0.17178,
    "h": 125.3
  },
  "luminance": 0.7403
}

Semantic roles & 50–950 ramp

primary

#C1EF66

secondary

#6536C3

accent

#08DD50

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C1EF66

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

Preview Lab → · Contrast checker → · Palette generator →