#C4D640#C4D640

#C4D640 is a very light, vivid yellow. Relative luminance 0.602; OKLCH L 83.6% C 0.169 H 116.1°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#C4D640
RGB	rgb(196, 214, 64)
HSL	hsl(67, 65%, 55%)
HSV	hsv(67, 70%, 84%)
CMYK	cmyk(8.4%, 0%, 70.1%, 16.1%)
CIE-LAB	lab(81.95, -24.74, 68.04)
CIE-LCH	lch(81.95, 72.40, 109.98°)
OKLab	oklab(83.59% -0.0744 0.1516)
OKLCH	oklch(83.59% 0.169 116.1)
XYZ	xyz(47.7381, 60.1997, 13.9544)
Luminance	0.6020 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4D640 #5240D6

analogous

#D69D40 #C4D640 #79D640

triadic

#C4D640 #40C4D6 #D640C4

tetradic

#C4D640 #40D69D #5240D6 #D64079

square

#C4D640 #40D69D #5240D6 #D64079

split-complementary

#C4D640 #4079D6 #9D40D6

monochromatic

#74801B #A2B226 #C4D640 #D4E172 #E3ECA5

Accessibility & contrast

On white

1.61

#C4D640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#C4D640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4D640

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4D640	#FFFFFF	#000000	##000000
##C4D640	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CB26

Deuteranopia (green-blind)

#E3CD4C

Tritanopia (blue-blind)

#D0CAB9

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #c4d640;
/* rgb */ color: rgb(196, 214, 64);
/* oklch */ color: oklch(83.6% 0.169 116.1);

Tailwind

colors: {
  custom: {
    50: '#d9e27e',
    500: '#c4d640',
    950: '#000000',
  },
}

SCSS

$custom: #c4d640;
$custom-light: #d9e27e;
$custom-dark: #000000;

JSON

{
  "hex": "#c4d640",
  "rgb": {
    "r": 196,
    "g": 214,
    "b": 64
  },
  "hsl": {
    "h": 67.2,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.83588,
    "c": 0.1689,
    "h": 116.1
  },
  "luminance": 0.60199
}

Semantic roles & 50–950 ramp

primary

#C4D640

secondary

#3D3387

accent

#40E854

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150B

muted

#84847E

Preview Lab

Preview with #C4D640

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

Preview Lab → · Contrast checker → · Palette generator →