#C3EF58#C3EF58

#C3EF58 is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.3% C 0.182 H 123.9°. Best body text is #000000 at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#C3EF58
RGB	rgb(195, 239, 88)
HSL	hsl(77, 83%, 64%)
HSV	hsv(77, 63%, 94%)
CMYK	cmyk(18.4%, 0%, 63.2%, 6.3%)
CIE-LAB	lab(88.94, -35.34, 66.09)
CIE-LCH	lch(88.94, 74.94, 118.13°)
OKLab	oklab(89.26% -0.1016 0.151)
OKLCH	oklch(89.26% 0.182 123.9)
XYZ	xyz(55.1340, 74.0393, 20.6170)
Luminance	0.7404 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C3EF58 #8458EF

analogous

#EFCF58 #C3EF58 #78EF58

triadic

#C3EF58 #58C3EF #EF58C3

tetradic

#C3EF58 #58EFCF #8458EF #EF5878

square

#C3EF58 #58EFCF #8458EF #EF5878

split-complementary

#C3EF58 #5878EF #CF58EF

monochromatic

#8ABB12 #AFEA20 #C3EF58 #D7F490 #EBFAC8

Accessibility & contrast

On white

1.33

#C3EF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.81

#C3EF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C3EF58

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C3EF58	#FFFFFF	#000000	##000000
##C3EF58	1.00	1.33	15.81	15.81
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.81	21.00	1.00	1.00
##000000	15.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE145

Deuteranopia (green-blind)

#F6DF63

Tritanopia (blue-blind)

#CCE4D0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c3ef58;
/* rgb */ color: rgb(195, 239, 88);
/* oklch */ color: oklch(89.3% 0.182 123.9);

Tailwind

colors: {
  custom: {
    50: '#d8f48e',
    500: '#c3ef58',
    950: '#000000',
  },
}

SCSS

$custom: #c3ef58;
$custom-light: #d8f48e;
$custom-dark: #000000;

JSON

{
  "hex": "#c3ef58",
  "rgb": {
    "r": 195,
    "g": 239,
    "b": 88
  },
  "hsl": {
    "h": 77.483,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.89257,
    "c": 0.18199,
    "h": 123.9
  },
  "luminance": 0.7404
}

Semantic roles & 50–950 ramp

primary

#C3EF58

secondary

#5932BA

accent

#07DF46

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C3EF58

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

Preview Lab → · Contrast checker → · Palette generator →