#C1E23F#C1E23F

#C1E23F is a very light, vivid yellow-green. Relative luminance 0.661; OKLCH L 86.0% C 0.184 H 120.5°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#C1E23F
RGB	rgb(193, 226, 63)
HSL	hsl(72, 74%, 57%)
HSV	hsv(72, 72%, 89%)
CMYK	cmyk(14.6%, 0%, 72.1%, 11.4%)
CIE-LAB	lab(85.04, -31.66, 71.33)
CIE-LCH	lch(85.04, 78.04, 113.94°)
OKLab	oklab(86.02% -0.0935 0.1585)
OKLCH	oklch(86.02% 0.184 120.5)
XYZ	xyz(50.0868, 66.0892, 14.8195)
Luminance	0.6609 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1E23F #603FE2

analogous

#E2B23F #C1E23F #70E23F

triadic

#C1E23F #3FC1E2 #E23FC1

tetradic

#C1E23F #3FE2B2 #603FE2 #E23F70

square

#C1E23F #3FE2B2 #603FE2 #E23F70

split-complementary

#C1E23F #3F70E2 #B23FE2

monochromatic

#789116 #A4C61E #C1E23F #D2EA74 #E3F2A9

Accessibility & contrast

On white

1.48

#C1E23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#C1E23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1E23F

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1E23F	#FFFFFF	#000000	##000000
##C1E23F	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D51F

Deuteranopia (green-blind)

#ECD54D

Tritanopia (blue-blind)

#CCD6C3

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #c1e23f;
/* rgb */ color: rgb(193, 226, 63);
/* oklch */ color: oklch(86.0% 0.184 120.5);

Tailwind

colors: {
  custom: {
    50: '#d7eb7f',
    500: '#c1e23f',
    950: '#000000',
  },
}

SCSS

$custom: #c1e23f;
$custom-light: #d7eb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#c1e23f",
  "rgb": {
    "r": 193,
    "g": 226,
    "b": 63
  },
  "hsl": {
    "h": 72.147,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.86024,
    "c": 0.184,
    "h": 120.5
  },
  "luminance": 0.66089
}

Semantic roles & 50–950 ramp

primary

#C1E23F

secondary

#443096

accent

#37F05D

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C1E23F

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

Preview Lab → · Contrast checker → · Palette generator →