#CEE138#CEE138

#CEE138 is a very light, vivid yellow. Relative luminance 0.673; OKLCH L 86.7% C 0.182 H 116.0°. Best body text is #000000 at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#CEE138
RGB	rgb(206, 225, 56)
HSL	hsl(67, 74%, 55%)
HSV	hsv(67, 75%, 88%)
CMYK	cmyk(8.4%, 0%, 75.1%, 11.8%)
CIE-LAB	lab(85.63, -26.29, 74.46)
CIE-LCH	lch(85.63, 78.97, 109.45°)
OKLab	oklab(86.72% -0.0799 0.1636)
OKLCH	oklch(86.72% 0.182 116)
XYZ	xyz(53.0941, 67.2586, 13.9259)
Luminance	0.6726 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEE138 #4B38E1

analogous

#E1A038 #CEE138 #79E138

triadic

#CEE138 #38CEE1 #E138CE

tetradic

#CEE138 #38E1A0 #4B38E1 #E13879

square

#CEE138 #38E1A0 #4B38E1 #E13879

split-complementary

#CEE138 #3879E1 #A038E1

monochromatic

#7D8A15 #ADBF1D #CEE138 #DBE96D #E8F1A2

Accessibility & contrast

On white

1.45

#CEE138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.45

#CEE138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEE138

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEE138	#FFFFFF	#000000	##000000
##CEE138	1.00	1.45	14.45	14.45
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.45	21.00	1.00	1.00
##000000	14.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D50A

Deuteranopia (green-blind)

#EFD747

Tritanopia (blue-blind)

#DBD4C1

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #cee138;
/* rgb */ color: rgb(206, 225, 56);
/* oklch */ color: oklch(86.7% 0.182 116.0);

Tailwind

colors: {
  custom: {
    50: '#e1ea7c',
    500: '#cee138',
    950: '#000000',
  },
}

SCSS

$custom: #cee138;
$custom-light: #e1ea7c;
$custom-dark: #000000;

JSON

{
  "hex": "#cee138",
  "rgb": {
    "r": 206,
    "g": 225,
    "b": 56
  },
  "hsl": {
    "h": 66.746,
    "s": 73.799,
    "l": 55.098
  },
  "oklch": {
    "l": 0.86716,
    "c": 0.18204,
    "h": 116
  },
  "luminance": 0.67258
}

Semantic roles & 50–950 ramp

primary

#CEE138

secondary

#392E8F

accent

#37F04C

background

#FEFEFB

surface

#FDFDF2

border

#D5D5CC

text

#16160A

muted

#84847D

Preview Lab

Preview with #CEE138

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

Preview Lab → · Contrast checker → · Palette generator →