#C1EE5B#C1EE5B

#C1EE5B is a very light, vivid yellow-green. Relative luminance 0.732; OKLCH L 88.9% C 0.179 H 124.4°. Best body text is #000000 at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#C1EE5B
RGB	rgb(193, 238, 91)
HSL	hsl(78, 81%, 65%)
HSV	hsv(78, 62%, 93%)
CMYK	cmyk(18.9%, 0%, 61.8%, 6.7%)
CIE-LAB	lab(88.56, -35.42, 64.43)
CIE-LCH	lch(88.56, 73.52, 118.80°)
OKLab	oklab(88.93% -0.1014 0.1479)
OKLCH	oklch(88.93% 0.179 124.4)
XYZ	xyz(54.4555, 73.2414, 21.1636)
Luminance	0.7324 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1EE5B #885BEE

analogous

#EED15B #C1EE5B #78EE5B

triadic

#C1EE5B #5BC1EE #EE5BC1

tetradic

#C1EE5B #5BEED1 #885BEE #EE5B78

square

#C1EE5B #5BEED1 #885BEE #EE5B78

split-complementary

#C1EE5B #5B78EE #D15BEE

monochromatic

#88BB13 #ACE824 #C1EE5B #D6F492 #EBF9CA

Accessibility & contrast

On white

1.34

#C1EE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.65

#C1EE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1EE5B

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1EE5B	#FFFFFF	#000000	##000000
##C1EE5B	1.00	1.34	15.65	15.65
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.65	21.00	1.00	1.00
##000000	15.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE049

Deuteranopia (green-blind)

#F4DE66

Tritanopia (blue-blind)

#C9E3CF

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c1ee5b;
/* rgb */ color: rgb(193, 238, 91);
/* oklch */ color: oklch(88.9% 0.179 124.4);

Tailwind

colors: {
  custom: {
    50: '#d7f38f',
    500: '#c1ee5b',
    950: '#000000',
  },
}

SCSS

$custom: #c1ee5b;
$custom-light: #d7f38f;
$custom-dark: #000000;

JSON

{
  "hex": "#c1ee5b",
  "rgb": {
    "r": 193,
    "g": 238,
    "b": 91
  },
  "hsl": {
    "h": 78.367,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.88927,
    "c": 0.17936,
    "h": 124.4
  },
  "luminance": 0.73242
}

Semantic roles & 50–950 ramp

primary

#C1EE5B

secondary

#5C33BA

accent

#08DE49

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C1EE5B

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

Preview Lab → · Contrast checker → · Palette generator →