#C5EA51#C5EA51

#C5EA51 is a very light, vivid yellow-green. Relative luminance 0.713; OKLCH L 88.2% C 0.180 H 121.9°. Best body text is #000000 at 15.26:1 contrast (WCAG AA passes).

Color values

HEX	#C5EA51
RGB	rgb(197, 234, 81)
HSL	hsl(75, 78%, 62%)
HSV	hsv(75, 65%, 92%)
CMYK	cmyk(15.8%, 0%, 65.4%, 8.2%)
CIE-LAB	lab(87.64, -32.76, 67.50)
CIE-LCH	lch(87.64, 75.03, 115.89°)
OKLab	oklab(88.22% -0.0952 0.153)
OKLCH	oklch(88.22% 0.18 121.9)
XYZ	xyz(53.9346, 71.3100, 18.7058)
Luminance	0.7131 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EA51 #7651EA

analogous

#EAC351 #C5EA51 #79EA51

triadic

#C5EA51 #51C5EA #EA51C5

tetradic

#C5EA51 #51EAC3 #7651EA #EA5179

square

#C5EA51 #51EAC3 #7651EA #EA5179

split-complementary

#C5EA51 #5179EA #C351EA

monochromatic

#87AC15 #B2E21B #C5EA51 #D7F188 #E9F7BE

Accessibility & contrast

On white

1.38

#C5EA51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.26

#C5EA51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EA51

15.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EA51	#FFFFFF	#000000	##000000
##C5EA51	1.00	1.38	15.26	15.26
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.26	21.00	1.00	1.00
##000000	15.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DC3C

Deuteranopia (green-blind)

#F3DC5D

Tritanopia (blue-blind)

#CFDFCB

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #c5ea51;
/* rgb */ color: rgb(197, 234, 81);
/* oklch */ color: oklch(88.2% 0.180 121.9);

Tailwind

colors: {
  custom: {
    50: '#daf089',
    500: '#c5ea51',
    950: '#000000',
  },
}

SCSS

$custom: #c5ea51;
$custom-light: #daf089;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ea51",
  "rgb": {
    "r": 197,
    "g": 234,
    "b": 81
  },
  "hsl": {
    "h": 74.51,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.88219,
    "c": 0.1802,
    "h": 121.9
  },
  "luminance": 0.7131
}

Semantic roles & 50–950 ramp

primary

#C5EA51

secondary

#5032AD

accent

#0BDB3D

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160C

muted

#84857F

Preview Lab

Preview with #C5EA51

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

Preview Lab → · Contrast checker → · Palette generator →