#C5D53F#C5D53F

#C5D53F is a very light, vivid yellow. Relative luminance 0.598; OKLCH L 83.4% C 0.168 H 115.4°. Best body text is #000000 at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#C5D53F
RGB	rgb(197, 213, 63)
HSL	hsl(66, 64%, 54%)
HSV	hsv(66, 70%, 84%)
CMYK	cmyk(7.5%, 0%, 70.4%, 16.5%)
CIE-LAB	lab(81.74, -23.90, 68.21)
CIE-LCH	lch(81.74, 72.28, 109.31°)
OKLab	oklab(83.44% -0.0722 0.1518)
OKLCH	oklch(83.44% 0.168 115.4)
XYZ	xyz(47.7187, 59.8185, 13.7340)
Luminance	0.5982 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5D53F #4F3FD5

analogous

#D59A3F #C5D53F #7AD53F

triadic

#C5D53F #3FC5D5 #D53FC5

tetradic

#C5D53F #3FD59A #4F3FD5 #D53F7A

square

#C5D53F #3FD59A #4F3FD5 #D53F7A

split-complementary

#C5D53F #3F7AD5 #9A3FD5

monochromatic

#747E1C #A2B027 #C5D53F #D4E071 #E3EBA3

Accessibility & contrast

On white

1.62

#C5D53F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.96

#C5D53F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5D53F

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5D53F	#FFFFFF	#000000	##000000
##C5D53F	1.00	1.62	12.96	12.96
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.96	21.00	1.00	1.00
##000000	12.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CA25

Deuteranopia (green-blind)

#E3CC4B

Tritanopia (blue-blind)

#D2C9B8

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #c5d53f;
/* rgb */ color: rgb(197, 213, 63);
/* oklch */ color: oklch(83.4% 0.168 115.4);

Tailwind

colors: {
  custom: {
    50: '#dae17e',
    500: '#c5d53f',
    950: '#000000',
  },
}

SCSS

$custom: #c5d53f;
$custom-light: #dae17e;
$custom-dark: #000000;

JSON

{
  "hex": "#c5d53f",
  "rgb": {
    "r": 197,
    "g": 213,
    "b": 63
  },
  "hsl": {
    "h": 66.4,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.83438,
    "c": 0.16811,
    "h": 115.4
  },
  "luminance": 0.59818
}

Semantic roles & 50–950 ramp

primary

#C5D53F

secondary

#3C3385

accent

#41E752

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #C5D53F

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

Preview Lab → · Contrast checker → · Palette generator →