#CEEE51#CEEE51

#CEEE51 is a very light, vivid yellow-green. Relative luminance 0.749; OKLCH L 89.7% C 0.181 H 120.1°. Best body text is #000000 at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#CEEE51
RGB	rgb(206, 238, 81)
HSL	hsl(72, 82%, 63%)
HSV	hsv(72, 66%, 93%)
CMYK	cmyk(13.4%, 0%, 66%, 6.7%)
CIE-LAB	lab(89.33, -31.10, 69.44)
CIE-LCH	lch(89.33, 76.09, 114.12°)
OKLab	oklab(89.74% -0.0911 0.1569)
OKLCH	oklch(89.74% 0.181 120.1)
XYZ	xyz(57.5143, 74.8652, 19.2035)
Luminance	0.7487 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEEE51 #7151EE

analogous

#EEBF51 #CEEE51 #80EE51

triadic

#CEEE51 #51CEEE #EE51CE

tetradic

#CEEE51 #51EEBF #7151EE #EE5180

square

#CEEE51 #51EEBF #7151EE #EE5180

split-complementary

#CEEE51 #5180EE #BF51EE

monochromatic

#92B311 #BEE919 #CEEE51 #DEF389 #EDF9C1

Accessibility & contrast

On white

1.31

#CEEE51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.97

#CEEE51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEEE51

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEEE51	#FFFFFF	#000000	##000000
##CEEE51	1.00	1.31	15.97	15.97
#FFFFFF	1.31	1.00	21.00	21.00
#000000	15.97	21.00	1.00	1.00
##000000	15.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE13B

Deuteranopia (green-blind)

#F9E15D

Tritanopia (blue-blind)

#D9E2CE

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ceee51;
/* rgb */ color: rgb(206, 238, 81);
/* oklch */ color: oklch(89.7% 0.181 120.1);

Tailwind

colors: {
  custom: {
    50: '#e0f38a',
    500: '#ceee51',
    950: '#000000',
  },
}

SCSS

$custom: #ceee51;
$custom-light: #e0f38a;
$custom-dark: #000000;

JSON

{
  "hex": "#ceee51",
  "rgb": {
    "r": 206,
    "g": 238,
    "b": 81
  },
  "hsl": {
    "h": 72.229,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.89736,
    "c": 0.18143,
    "h": 120.1
  },
  "luminance": 0.74865
}

Semantic roles & 50–950 ramp

primary

#CEEE51

secondary

#4B30B3

accent

#07DF33

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170C

muted

#84857F

Preview Lab

Preview with #CEEE51

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

Preview Lab → · Contrast checker → · Palette generator →