#C5EE5B#C5EE5B

#C5EE5B is a very light, vivid yellow-green. Relative luminance 0.738; OKLCH L 89.2% C 0.178 H 123.3°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX#C5EE5B
RGBrgb(197, 238, 91)
HSLhsl(77, 81%, 65%)
HSVhsv(77, 62%, 93%)
CMYKcmyk(17.2%, 0%, 61.8%, 6.7%)
CIE-LABlab(88.82, -33.90, 64.78)
CIE-LCHlch(88.82, 73.11, 117.63°)
OKLaboklab(89.2% -0.0974 0.1486)
OKLCHoklch(89.2% 0.178 123.3)
XYZxyz(55.4893, 73.7744, 21.2121)
Luminance0.7378 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C5EE5B #845BEE
analogous
#EECE5B #C5EE5B #7CEE5B
triadic
#C5EE5B #5BC5EE #EE5BC5
tetradic
#C5EE5B #5BEECE #845BEE #EE5B7C
square
#C5EE5B #5BEECE #845BEE #EE5B7C
split-complementary
#C5EE5B #5B7CEE #CE5BEE
monochromatic
#8CBB13 #B1E824 #C5EE5B #D9F492 #ECF9CA

Accessibility & contrast

On white

1.33
#C5EE5B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.76
#C5EE5B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EE5B
15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C5EE5B#FFFFFF#000000##000000
##C5EE5B1.001.3315.7615.76
#FFFFFF1.331.0021.0021.00
#00000015.7621.001.001.00
##00000015.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#FBE049
Deuteranopia (green-blind)
#F5DF65
Tritanopia (blue-blind)
#CEE3CF
Achromatopsia (no color)
#DFDFDF

Design tokens & code

CSS
--color: #c5ee5b;
/* rgb */ color: rgb(197, 238, 91);
/* oklch */ color: oklch(89.2% 0.178 123.3);
Tailwind
colors: {
  custom: {
    50: '#daf38f',
    500: '#c5ee5b',
    950: '#000000',
  },
}
SCSS
$custom: #c5ee5b;
$custom-light: #daf38f;
$custom-dark: #000000;
JSON
{
  "hex": "#c5ee5b",
  "rgb": {
    "r": 197,
    "g": 238,
    "b": 91
  },
  "hsl": {
    "h": 76.735,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.89196,
    "c": 0.17768,
    "h": 123.3
  },
  "luminance": 0.73775
}

Semantic roles & 50–950 ramp

primary
#C5EE5B
secondary
#5933BA
accent
#08DE44
background
#FEFFFC
surface
#FCFEF4
border
#D5D6CE
text
#15170D
muted
#84857F

Preview Lab

Preview with #C5EE5B

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

Preview Lab → · Contrast checker → · Palette generator →

#C5EE5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva