#C9DE57#C9DE57

#C9DE57 is a very light, vivid yellow. Relative luminance 0.653; OKLCH L 85.9% C 0.160 H 117.4°. Best body text is #000000 at 14.07:1 contrast (WCAG AA passes).

Color values

HEX#C9DE57
RGBrgb(201, 222, 87)
HSLhsl(69, 67%, 61%)
HSVhsv(69, 61%, 87%)
CMYKcmyk(9.5%, 0%, 60.8%, 12.9%)
CIE-LABlab(84.66, -25.14, 62.01)
CIE-LCHlch(84.66, 66.91, 112.07°)
OKLaboklab(85.91% -0.0736 0.1421)
OKLCHoklch(85.91% 0.16 117.4)
XYZxyz(51.9299, 65.3487, 18.8929)
Luminance0.6535 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C9DE57 #6C57DE
analogous
#DEAF57 #C9DE57 #86DE57
triadic
#C9DE57 #57C9DE #DE57C9
tetradic
#C9DE57 #57DEAF #6C57DE #DE5786
square
#C9DE57 #57DEAF #6C57DE #DE5786
split-complementary
#C9DE57 #5786DE #AF57DE
monochromatic
#889C1F #B5CF29 #C9DE57 #D9E88A #EAF2BD

Accessibility & contrast

On white

1.49
#C9DE57 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.07
#C9DE57 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9DE57
14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C9DE57#FFFFFF#000000##000000
##C9DE571.001.4914.0714.07
#FFFFFF1.491.0021.0021.00
#00000014.0721.001.001.00
##00000014.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#ECD347
Deuteranopia (green-blind)
#EAD460
Tritanopia (blue-blind)
#D4D3C2
Achromatopsia (no color)
#D3D3D3

Design tokens & code

CSS
--color: #c9de57;
/* rgb */ color: rgb(201, 222, 87);
/* oklch */ color: oklch(85.9% 0.160 117.4);
Tailwind
colors: {
  custom: {
    50: '#dce88c',
    500: '#c9de57',
    950: '#000000',
  },
}
SCSS
$custom: #c9de57;
$custom-light: #dce88c;
$custom-dark: #000000;
JSON
{
  "hex": "#c9de57",
  "rgb": {
    "r": 201,
    "g": 222,
    "b": 87
  },
  "hsl": {
    "h": 69.333,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.85912,
    "c": 0.16007,
    "h": 117.4
  },
  "luminance": 0.65348
}

Semantic roles & 50–950 ramp

primary
#C9DE57
secondary
#493AA0
accent
#16CF33
background
#FEFEFC
surface
#FCFCF4
border
#D5D5CE
text
#15160C
muted
#84847F

Preview Lab

Preview with #C9DE57

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

Preview Lab → · Contrast checker → · Palette generator →

#C9DE57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva