#C1EF53#C1EF53

#C1EF53 is a very light, vivid yellow-green. Relative luminance 0.737; OKLCH L 89.1% C 0.186 H 124.3°. Best body text is #000000 at 15.74:1 contrast (WCAG AA passes).

Color values

HEX	#C1EF53
RGB	rgb(193, 239, 83)
HSL	hsl(78, 83%, 63%)
HSV	hsv(78, 65%, 94%)
CMYK	cmyk(19.2%, 0%, 65.3%, 6.3%)
CIE-LAB	lab(88.78, -36.44, 67.84)
CIE-LCH	lch(88.78, 77.01, 118.24°)
OKLab	oklab(89.08% -0.1049 0.1541)
OKLCH	oklch(89.08% 0.186 124.3)
XYZ	xyz(54.4206, 73.6945, 19.5393)
Luminance	0.7369 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1EF53 #8153EF

analogous

#EFCF53 #C1EF53 #73EF53

triadic

#C1EF53 #53C1EF #EF53C1

tetradic

#C1EF53 #53EFCF #8153EF #EF5373

square

#C1EF53 #53EFCF #8153EF #EF5373

split-complementary

#C1EF53 #5373EF #CF53EF

monochromatic

#86B711 #ADEA1B #C1EF53 #D5F48B #E9F9C3

Accessibility & contrast

On white

1.33

#C1EF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.74

#C1EF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1EF53

15.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1EF53	#FFFFFF	#000000	##000000
##C1EF53	1.00	1.33	15.74	15.74
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.74	21.00	1.00	1.00
##000000	15.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE03D

Deuteranopia (green-blind)

#F6DE5F

Tritanopia (blue-blind)

#CAE4CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c1ef53;
/* rgb */ color: rgb(193, 239, 83);
/* oklch */ color: oklch(89.1% 0.186 124.3);

Tailwind

colors: {
  custom: {
    50: '#d7f48b',
    500: '#c1ef53',
    950: '#000000',
  },
}

SCSS

$custom: #c1ef53;
$custom-light: #d7f48b;
$custom-dark: #000000;

JSON

{
  "hex": "#c1ef53",
  "rgb": {
    "r": 193,
    "g": 239,
    "b": 83
  },
  "hsl": {
    "h": 77.692,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.89081,
    "c": 0.18644,
    "h": 124.3
  },
  "luminance": 0.73695
}

Semantic roles & 50–950 ramp

primary

#C1EF53

secondary

#5830B6

accent

#06DF46

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C1EF53

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

Preview Lab → · Contrast checker → · Palette generator →