#EEFE5B#EEFE5B

#EEFE5B is a very light, vivid yellow. Relative luminance 0.898; OKLCH L 95.6% C 0.182 H 114.7°. Best body text is #000000 at 18.96:1 contrast (WCAG AA passes).

Color values

HEX	#EEFE5B
RGB	rgb(238, 254, 91)
HSL	hsl(66, 99%, 68%)
HSV	hsv(66, 64%, 100%)
CMYK	cmyk(6.3%, 0%, 64.2%, 0.4%)
CIE-LAB	lab(95.92, -25.38, 73.16)
CIE-LCH	lch(95.92, 77.43, 109.13°)
OKLab	oklab(95.61% -0.076 0.1654)
OKLCH	oklch(95.61% 0.182 114.7)
XYZ	xyz(72.5918, 89.8173, 23.4079)
Luminance	0.8982 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEFE5B #6B5BFE

analogous

#FEBD5B #EEFE5B #9CFE5B

triadic

#EEFE5B #5BEEFE #FE5BEE

tetradic

#EEFE5B #5BFEBD #6B5BFE #FE5B9C

square

#EEFE5B #5BFEBD #6B5BFE #FE5B9C

split-complementary

#EEFE5B #5B9CFE #BD5BFE

monochromatic

#C8DD01 #E8FE1E #EEFE5B #F4FE98 #FBFFD5

Accessibility & contrast

On white

1.11

#EEFE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.96

#EEFE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEFE5B

18.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEFE5B	#FFFFFF	#000000	##000000
##EEFE5B	1.00	1.11	18.96	18.96
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.96	21.00	1.00	1.00
##000000	18.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF245

Deuteranopia (green-blind)

#FFF566

Tritanopia (blue-blind)

#FDF0DD

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #eefe5b;
/* rgb */ color: rgb(238, 254, 91);
/* oklch */ color: oklch(95.6% 0.182 114.7);

Tailwind

colors: {
  custom: {
    50: '#f7fe91',
    500: '#eefe5b',
    950: '#000000',
  },
}

SCSS

$custom: #eefe5b;
$custom-light: #f7fe91;
$custom-dark: #000000;

JSON

{
  "hex": "#eefe5b",
  "rgb": {
    "r": 238,
    "g": 254,
    "b": 91
  },
  "hsl": {
    "h": 65.89,
    "s": 98.788,
    "l": 67.647
  },
  "oklch": {
    "l": 0.9561,
    "c": 0.18205,
    "h": 114.7
  },
  "luminance": 0.89816
}

Semantic roles & 50–950 ramp

primary

#EEFE5B

secondary

#3827D6

accent

#00E617

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EEFE5B

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

Preview Lab → · Contrast checker → · Palette generator →