#C5D138#C5D138

#C5D138 is a very light, vivid yellow. Relative luminance 0.578; OKLCH L 82.5% C 0.168 H 114.0°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#C5D138
RGB	rgb(197, 209, 56)
HSL	hsl(65, 62%, 52%)
HSV	hsv(65, 73%, 82%)
CMYK	cmyk(5.7%, 0%, 73.2%, 18%)
CIE-LAB	lab(80.60, -22.30, 69.52)
CIE-LCH	lch(80.60, 73.01, 107.78°)
OKLab	oklab(82.52% -0.0684 0.1534)
OKLCH	oklch(82.52% 0.168 114)
XYZ	xyz(46.5416, 57.7577, 12.4372)
Luminance	0.5776 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5D138 #4438D1

analogous

#D19138 #C5D138 #79D138

triadic

#C5D138 #38C5D1 #D138C5

tetradic

#C5D138 #38D191 #4438D1 #D13879

square

#C5D138 #38D191 #4438D1 #D13879

split-complementary

#C5D138 #3879D1 #9138D1

monochromatic

#6D741B #9CA626 #C5D138 #D3DC6A #E2E89B

Accessibility & contrast

On white

1.67

#C5D138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#C5D138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5D138

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5D138	#FFFFFF	#000000	##000000
##C5D138	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C717

Deuteranopia (green-blind)

#E0C945

Tritanopia (blue-blind)

#D2C5B4

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #c5d138;
/* rgb */ color: rgb(197, 209, 56);
/* oklch */ color: oklch(82.5% 0.168 114.0);

Tailwind

colors: {
  custom: {
    50: '#dade7a',
    500: '#c5d138',
    950: '#000000',
  },
}

SCSS

$custom: #c5d138;
$custom-light: #dade7a;
$custom-dark: #000000;

JSON

{
  "hex": "#c5d138",
  "rgb": {
    "r": 197,
    "g": 209,
    "b": 56
  },
  "hsl": {
    "h": 64.706,
    "s": 62.449,
    "l": 51.961
  },
  "oklch": {
    "l": 0.82515,
    "c": 0.16795,
    "h": 114
  },
  "luminance": 0.57757
}

Semantic roles & 50–950 ramp

primary

#C5D138

secondary

#37317C

accent

#42E64F

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #C5D138

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

Preview Lab → · Contrast checker → · Palette generator →