#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
RGB	rgb(197, 238, 91)
HSL	hsl(77, 81%, 65%)
HSV	hsv(77, 62%, 93%)
CMYK	cmyk(17.2%, 0%, 61.8%, 6.7%)
CIE-LAB	lab(88.82, -33.90, 64.78)
CIE-LCH	lch(88.82, 73.11, 117.63°)
OKLab	oklab(89.2% -0.0974 0.1486)
OKLCH	oklch(89.2% 0.178 123.3)
XYZ	xyz(55.4893, 73.7744, 21.2121)
Luminance	0.7378 (WCAG relative)
Temperature	warm
Family	yellow-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
##C5EE5B	1.00	1.33	15.76	15.76
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.76	21.00	1.00	1.00
##000000	15.76	21.00	1.00	1.00

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 →