#CEEC63#CEEC63

#CEEC63 is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.5% C 0.165 H 120.2°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#CEEC63
RGB	rgb(206, 236, 99)
HSL	hsl(73, 78%, 66%)
HSV	hsv(73, 58%, 93%)
CMYK	cmyk(12.7%, 0%, 58.1%, 7.5%)
CIE-LAB	lab(88.93, -28.91, 61.72)
CIE-LCH	lch(88.93, 68.15, 115.10°)
OKLab	oklab(89.46% -0.0833 0.1429)
OKLCH	oklch(89.46% 0.165 120.2)
XYZ	xyz(57.7019, 74.0137, 23.0482)
Luminance	0.7401 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEEC63 #8163EC

analogous

#ECC663 #CEEC63 #89EC63

triadic

#CEEC63 #63CEEC #EC63CE

tetradic

#CEEC63 #63ECC6 #8163EC #EC6389

square

#CEEC63 #63ECC6 #8163EC #EC6389

split-complementary

#CEEC63 #6389EC #C663EC

monochromatic

#99BE17 #BDE52C #CEEC63 #DFF39A #F0F9D0

Accessibility & contrast

On white

1.33

#CEEC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#CEEC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEEC63

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEEC63	#FFFFFF	#000000	##000000
##CEEC63	1.00	1.33	15.80	15.80
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.80	21.00	1.00	1.00
##000000	15.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E054

Deuteranopia (green-blind)

#F6E06C

Tritanopia (blue-blind)

#D8E1CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ceec63;
/* rgb */ color: rgb(206, 236, 99);
/* oklch */ color: oklch(89.5% 0.165 120.2);

Tailwind

colors: {
  custom: {
    50: '#e0f294',
    500: '#ceec63',
    950: '#000000',
  },
}

SCSS

$custom: #ceec63;
$custom-light: #e0f294;
$custom-dark: #000000;

JSON

{
  "hex": "#ceec63",
  "rgb": {
    "r": 206,
    "g": 236,
    "b": 99
  },
  "hsl": {
    "h": 73.139,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.8946,
    "c": 0.16539,
    "h": 120.2
  },
  "luminance": 0.74014
}

Semantic roles & 50–950 ramp

primary

#CEEC63

secondary

#5437BC

accent

#0BDB38

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#16160D

muted

#84857F

Preview Lab

Preview with #CEEC63

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

Preview Lab → · Contrast checker → · Palette generator →