#C1EC59#C1EC59

#C1EC59 is a very light, vivid yellow-green. Relative luminance 0.721; OKLCH L 88.5% C 0.178 H 123.9°. Best body text is #000000 at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#C1EC59
RGB	rgb(193, 236, 89)
HSL	hsl(78, 79%, 64%)
HSV	hsv(78, 62%, 93%)
CMYK	cmyk(18.2%, 0%, 62.3%, 7.5%)
CIE-LAB	lab(87.99, -34.66, 64.63)
CIE-LCH	lch(87.99, 73.33, 118.21°)
OKLab	oklab(88.46% -0.0995 0.1481)
OKLCH	oklch(88.46% 0.178 123.9)
XYZ	xyz(53.7913, 72.0493, 20.5223)
Luminance	0.7205 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1EC59 #8459EC

analogous

#ECCD59 #C1EC59 #77EC59

triadic

#C1EC59 #59C1EC #EC59C1

tetradic

#C1EC59 #59ECCD #8459EC #EC5977

square

#C1EC59 #59ECCD #8459EC #EC5977

split-complementary

#C1EC59 #5977EC #CD59EC

monochromatic

#87B615 #ACE622 #C1EC59 #D6F290 #EAF9C7

Accessibility & contrast

On white

1.36

#C1EC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.41

#C1EC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1EC59

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1EC59	#FFFFFF	#000000	##000000
##C1EC59	1.00	1.36	15.41	15.41
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.41	21.00	1.00	1.00
##000000	15.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE47

Deuteranopia (green-blind)

#F3DC64

Tritanopia (blue-blind)

#C9E1CD

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #c1ec59;
/* rgb */ color: rgb(193, 236, 89);
/* oklch */ color: oklch(88.5% 0.178 123.9);

Tailwind

colors: {
  custom: {
    50: '#d7f28e',
    500: '#c1ec59',
    950: '#000000',
  },
}

SCSS

$custom: #c1ec59;
$custom-light: #d7f28e;
$custom-dark: #000000;

JSON

{
  "hex": "#c1ec59",
  "rgb": {
    "r": 193,
    "g": 236,
    "b": 89
  },
  "hsl": {
    "h": 77.551,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.88461,
    "c": 0.17841,
    "h": 123.9
  },
  "luminance": 0.7205
}

Semantic roles & 50–950 ramp

primary

#C1EC59

secondary

#5A34B5

accent

#0ADC47

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C1EC59

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

Preview Lab → · Contrast checker → · Palette generator →