#C5DD37#C5DD37

#C5DD37 is a very light, vivid yellow. Relative luminance 0.639; OKLCH L 85.2% C 0.181 H 117.8°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#C5DD37
RGB	rgb(197, 221, 55)
HSL	hsl(69, 71%, 54%)
HSV	hsv(69, 75%, 87%)
CMYK	cmyk(10.9%, 0%, 75.1%, 13.3%)
CIE-LAB	lab(83.89, -28.10, 72.92)
CIE-LCH	lch(83.89, 78.15, 111.07°)
OKLab	oklab(85.15% -0.0845 0.1604)
OKLCH	oklch(85.15% 0.181 117.8)
XYZ	xyz(49.5732, 63.8596, 13.3283)
Luminance	0.6386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5DD37 #4F37DD

analogous

#DDA237 #C5DD37 #72DD37

triadic

#C5DD37 #37C5DD #DD37C5

tetradic

#C5DD37 #37DDA2 #4F37DD #DD3772

square

#C5DD37 #37DDA2 #4F37DD #DD3772

split-complementary

#C5DD37 #3772DD #A237DD

monochromatic

#748316 #A2B81F #C5DD37 #D4E66B #E3EFA0

Accessibility & contrast

On white

1.52

#C5DD37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#C5DD37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5DD37

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5DD37	#FFFFFF	#000000	##000000
##C5DD37	1.00	1.52	13.77	13.77
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.77	21.00	1.00	1.00
##000000	13.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD10B

Deuteranopia (green-blind)

#E9D246

Tritanopia (blue-blind)

#D1D1BE

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #c5dd37;
/* rgb */ color: rgb(197, 221, 55);
/* oklch */ color: oklch(85.2% 0.181 117.8);

Tailwind

colors: {
  custom: {
    50: '#dae77b',
    500: '#c5dd37',
    950: '#000000',
  },
}

SCSS

$custom: #c5dd37;
$custom-light: #dae77b;
$custom-dark: #000000;

JSON

{
  "hex": "#c5dd37",
  "rgb": {
    "r": 197,
    "g": 221,
    "b": 55
  },
  "hsl": {
    "h": 68.675,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.85154,
    "c": 0.18132,
    "h": 117.8
  },
  "luminance": 0.63859
}

Semantic roles & 50–950 ramp

primary

#C5DD37

secondary

#3C2E8A

accent

#3AEE54

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15160A

muted

#84847D

Preview Lab

Preview with #C5DD37

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

Preview Lab → · Contrast checker → · Palette generator →