#C3EC57#C3EC57

#C3EC57 is a very light, vivid yellow-green. Relative luminance 0.723; OKLCH L 88.6% C 0.179 H 123.2°. Best body text is #000000 at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#C3EC57
RGB	rgb(195, 236, 87)
HSL	hsl(77, 80%, 63%)
HSV	hsv(77, 63%, 93%)
CMYK	cmyk(17.4%, 0%, 63.1%, 7.5%)
CIE-LAB	lab(88.10, -34.04, 65.59)
CIE-LCH	lch(88.10, 73.90, 117.43°)
OKLab	oklab(88.58% -0.0981 0.1498)
OKLCH	oklch(88.58% 0.179 123.2)
XYZ	xyz(54.2219, 72.2809, 20.1100)
Luminance	0.7228 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C3EC57 #8057EC

analogous

#ECCA57 #C3EC57 #78EC57

triadic

#C3EC57 #57C3EC #EC57C3

tetradic

#C3EC57 #57ECCA #8057EC #EC5778

square

#C3EC57 #57ECCA #8057EC #EC5778

split-complementary

#C3EC57 #5778EC #CA57EC

monochromatic

#88B414 #AFE620 #C3EC57 #D7F28E #EAF8C5

Accessibility & contrast

On white

1.36

#C3EC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.46

#C3EC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C3EC57

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C3EC57	#FFFFFF	#000000	##000000
##C3EC57	1.00	1.36	15.46	15.46
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.46	21.00	1.00	1.00
##000000	15.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE44

Deuteranopia (green-blind)

#F4DD62

Tritanopia (blue-blind)

#CCE1CD

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #c3ec57;
/* rgb */ color: rgb(195, 236, 87);
/* oklch */ color: oklch(88.6% 0.179 123.2);

Tailwind

colors: {
  custom: {
    50: '#d8f28d',
    500: '#c3ec57',
    950: '#000000',
  },
}

SCSS

$custom: #c3ec57;
$custom-light: #d8f28d;
$custom-dark: #000000;

JSON

{
  "hex": "#c3ec57",
  "rgb": {
    "r": 195,
    "g": 236,
    "b": 87
  },
  "hsl": {
    "h": 76.51,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.88578,
    "c": 0.17908,
    "h": 123.2
  },
  "luminance": 0.72281
}

Semantic roles & 50–950 ramp

primary

#C3EC57

secondary

#5733B4

accent

#0ADC43

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C3EC57

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

Preview Lab → · Contrast checker → · Palette generator →