#C9F058#C9F058

#C9F058 is a very light, vivid yellow-green. Relative luminance 0.754; OKLCH L 89.9% C 0.181 H 122.4°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX#C9F058
RGBrgb(201, 240, 88)
HSLhsl(75, 84%, 64%)
HSVhsv(75, 63%, 94%)
CMYKcmyk(16.3%, 0%, 63.3%, 5.9%)
CIE-LABlab(89.60, -33.50, 66.90)
CIE-LCHlch(89.60, 74.82, 116.60°)
OKLaboklab(89.89% -0.0968 0.1526)
OKLCHoklch(89.89% 0.181 122.4)
XYZxyz(57.0095, 75.4421, 20.7890)
Luminance0.7544 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C9F058 #7F58F0
analogous
#F0CB58 #C9F058 #7DF058
triadic
#C9F058 #58C9F0 #F058C9
tetradic
#C9F058 #58F0CB #7F58F0 #F0587D
square
#C9F058 #58F0CB #7F58F0 #F0587D
split-complementary
#C9F058 #587DF0 #CB58F0
monochromatic
#91BD11 #B7EB20 #C9F058 #DBF590 #EDFAC8

Accessibility & contrast

On white

1.31
#C9F058 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.09
#C9F058 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9F058
16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C9F058#FFFFFF#000000##000000
##C9F0581.001.3116.0916.09
#FFFFFF1.311.0021.0021.00
#00000016.0921.001.001.00
##00000016.0921.001.001.00

Color blindness preview

Protanopia (red-blind)
#FDE244
Deuteranopia (green-blind)
#F8E163
Tritanopia (blue-blind)
#D3E5D1
Achromatopsia (no color)
#E1E1E1

Design tokens & code

CSS
--color: #c9f058;
/* rgb */ color: rgb(201, 240, 88);
/* oklch */ color: oklch(89.9% 0.181 122.4);
Tailwind
colors: {
  custom: {
    50: '#ddf58e',
    500: '#c9f058',
    950: '#000000',
  },
}
SCSS
$custom: #c9f058;
$custom-light: #ddf58e;
$custom-dark: #000000;
JSON
{
  "hex": "#c9f058",
  "rgb": {
    "r": 201,
    "g": 240,
    "b": 88
  },
  "hsl": {
    "h": 75.395,
    "s": 83.516,
    "l": 64.314
  },
  "oklch": {
    "l": 0.89886,
    "c": 0.18075,
    "h": 122.4
  },
  "luminance": 0.75442
}

Semantic roles & 50–950 ramp

primary
#C9F058
secondary
#5431BB
accent
#06E03E
background
#FEFFFC
surface
#FCFEF4
border
#D5D6CE
text
#15170D
muted
#84857F

Preview Lab

Preview with #C9F058

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

Preview Lab → · Contrast checker → · Palette generator →

#C9F058 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva