#CEE63D#CEE63D

#CEE63D is a very light, vivid yellow. Relative luminance 0.701; OKLCH L 87.8% C 0.185 H 117.5°. Best body text is #000000 at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#CEE63D
RGB	rgb(206, 230, 61)
HSL	hsl(69, 77%, 57%)
HSV	hsv(69, 73%, 90%)
CMYK	cmyk(10.4%, 0%, 73.5%, 9.8%)
CIE-LAB	lab(87.02, -28.44, 74.20)
CIE-LCH	lch(87.02, 79.46, 110.97°)
OKLab	oklab(87.84% -0.0854 0.1638)
OKLCH	oklch(87.84% 0.185 117.5)
XYZ	xyz(54.5940, 70.0530, 15.0595)
Luminance	0.7005 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEE63D #553DE6

analogous

#E6AA3D #CEE63D #79E63D

triadic

#CEE63D #3DCEE6 #E63DCE

tetradic

#CEE63D #3DE6AA #553DE6 #E63D79

square

#CEE63D #3DE6AA #553DE6 #E63D79

split-complementary

#CEE63D #3D79E6 #AA3DE6

monochromatic

#839513 #B2CC1A #CEE63D #DCED73 #E9F4A9

Accessibility & contrast

On white

1.40

#CEE63D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.01

#CEE63D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEE63D

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEE63D	#FFFFFF	#000000	##000000
##CEE63D	1.00	1.40	15.01	15.01
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.01	21.00	1.00	1.00
##000000	15.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DA17

Deuteranopia (green-blind)

#F3DB4C

Tritanopia (blue-blind)

#DBD9C6

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #cee63d;
/* rgb */ color: rgb(206, 230, 61);
/* oklch */ color: oklch(87.8% 0.185 117.5);

Tailwind

colors: {
  custom: {
    50: '#e1ed7f',
    500: '#cee63d',
    950: '#000000',
  },
}

SCSS

$custom: #cee63d;
$custom-light: #e1ed7f;
$custom-dark: #000000;

JSON

{
  "hex": "#cee63d",
  "rgb": {
    "r": 206,
    "g": 230,
    "b": 61
  },
  "hsl": {
    "h": 68.521,
    "s": 77.169,
    "l": 57.059
  },
  "oklch": {
    "l": 0.8784,
    "c": 0.18477,
    "h": 117.5
  },
  "luminance": 0.70052
}

Semantic roles & 50–950 ramp

primary

#CEE63D

secondary

#3D2E99

accent

#34F44F

background

#FEFEFB

surface

#FDFDF2

border

#D5D5CC

text

#16160B

muted

#84847E

Preview Lab

Preview with #CEE63D

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

Preview Lab → · Contrast checker → · Palette generator →