#C4E23F#C4E23F

#C4E23F is a very light, vivid yellow-green. Relative luminance 0.665; OKLCH L 86.2% C 0.183 H 119.6°. Best body text is #000000 at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#C4E23F
RGB	rgb(196, 226, 63)
HSL	hsl(71, 74%, 57%)
HSV	hsv(71, 72%, 89%)
CMYK	cmyk(13.3%, 0%, 72.1%, 11.4%)
CIE-LAB	lab(85.24, -30.47, 71.60)
CIE-LCH	lch(85.24, 77.81, 113.05°)
OKLab	oklab(86.24% -0.0904 0.159)
OKLCH	oklch(86.24% 0.183 119.6)
XYZ	xyz(50.8595, 66.4876, 14.8557)
Luminance	0.6649 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4E23F #5D3FE2

analogous

#E2AF3F #C4E23F #73E23F

triadic

#C4E23F #3FC4E2 #E23FC4

tetradic

#C4E23F #3FE2AF #5D3FE2 #E23F73

square

#C4E23F #3FE2AF #5D3FE2 #E23F73

split-complementary

#C4E23F #3F73E2 #AF3FE2

monochromatic

#7A9116 #A7C61E #C4E23F #D4EA74 #E5F2A9

Accessibility & contrast

On white

1.47

#C4E23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.30

#C4E23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4E23F

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4E23F	#FFFFFF	#000000	##000000
##C4E23F	1.00	1.47	14.30	14.30
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.30	21.00	1.00	1.00
##000000	14.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D51F

Deuteranopia (green-blind)

#EDD54D

Tritanopia (blue-blind)

#CFD6C3

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #c4e23f;
/* rgb */ color: rgb(196, 226, 63);
/* oklch */ color: oklch(86.2% 0.183 119.6);

Tailwind

colors: {
  custom: {
    50: '#daeb7f',
    500: '#c4e23f',
    950: '#000000',
  },
}

SCSS

$custom: #c4e23f;
$custom-light: #daeb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#c4e23f",
  "rgb": {
    "r": 196,
    "g": 226,
    "b": 63
  },
  "hsl": {
    "h": 71.043,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.86239,
    "c": 0.18285,
    "h": 119.6
  },
  "luminance": 0.66487
}

Semantic roles & 50–950 ramp

primary

#C4E23F

secondary

#423096

accent

#37F059

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C4E23F

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

Preview Lab → · Contrast checker → · Palette generator →