#C4E557#C4E557

#C4E557 is a very light, vivid yellow-green. Relative luminance 0.685; OKLCH L 87.1% C 0.170 H 121.2°. Best body text is #000000 at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#C4E557
RGB	rgb(196, 229, 87)
HSL	hsl(74, 73%, 62%)
HSV	hsv(74, 62%, 90%)
CMYK	cmyk(14.4%, 0%, 62%, 10.2%)
CIE-LAB	lab(86.24, -30.42, 63.61)
CIE-LCH	lch(86.24, 70.51, 115.56°)
OKLab	oklab(87.09% -0.0881 0.1456)
OKLCH	oklch(87.09% 0.17 121.2)
XYZ	xyz(52.5052, 68.4625, 19.4635)
Luminance	0.6846 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4E557 #7857E5

analogous

#E5BF57 #C4E557 #7DE557

triadic

#C4E557 #57C4E5 #E557C4

tetradic

#C4E557 #57E5BF #7857E5 #E5577D

square

#C4E557 #57E5BF #7857E5 #E5577D

split-complementary

#C4E557 #577DE5 #BF57E5

monochromatic

#87A81A #B1DD22 #C4E557 #D7ED8C #E9F5C1

Accessibility & contrast

On white

1.43

#C4E557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.69

#C4E557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4E557

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4E557	#FFFFFF	#000000	##000000
##C4E557	1.00	1.43	14.69	14.69
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.69	21.00	1.00	1.00
##000000	14.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D846

Deuteranopia (green-blind)

#EED861

Tritanopia (blue-blind)

#CEDAC7

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c4e557;
/* rgb */ color: rgb(196, 229, 87);
/* oklch */ color: oklch(87.1% 0.170 121.2);

Tailwind

colors: {
  custom: {
    50: '#d9ed8c',
    500: '#c4e557',
    950: '#000000',
  },
}

SCSS

$custom: #c4e557;
$custom-light: #d9ed8c;
$custom-dark: #000000;

JSON

{
  "hex": "#c4e557",
  "rgb": {
    "r": 196,
    "g": 229,
    "b": 87
  },
  "hsl": {
    "h": 73.944,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.87091,
    "c": 0.17019,
    "h": 121.2
  },
  "luminance": 0.68463
}

Semantic roles & 50–950 ramp

primary

#C4E557

secondary

#5137AA

accent

#10D53E

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #C4E557

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

Preview Lab → · Contrast checker → · Palette generator →