#EEF57B#EEF57B

#EEF57B is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.0% C 0.146 H 111.8°. Best body text is #000000 at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#EEF57B
RGB	rgb(238, 245, 123)
HSL	hsl(63, 86%, 72%)
HSV	hsv(63, 50%, 96%)
CMYK	cmyk(2.9%, 0%, 49.8%, 3.9%)
CIE-LAB	lab(93.85, -18.76, 57.31)
CIE-LCH	lch(93.85, 60.30, 108.13°)
OKLab	oklab(94.04% -0.0542 0.1353)
OKLCH	oklch(94.04% 0.146 111.8)
XYZ	xyz(71.4889, 84.9134, 31.3590)
Luminance	0.8491 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF57B #827BF5

analogous

#F5BF7B #EEF57B #B1F57B

triadic

#EEF57B #7BEEF5 #F57BEE

tetradic

#EEF57B #7BF5BF #827BF5 #F57BB1

square

#EEF57B #7BF5BF #827BF5 #F57BB1

split-complementary

#EEF57B #7BB1F5 #BF7BF5

monochromatic

#D8E411 #E7F142 #EEF57B #F5F9B4 #FBFDE3

Accessibility & contrast

On white

1.17

#EEF57B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.98

#EEF57B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF57B

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF57B	#FFFFFF	#000000	##000000
##EEF57B	1.00	1.17	17.98	17.98
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.98	21.00	1.00	1.00
##000000	17.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC70

Deuteranopia (green-blind)

#FFEF81

Tritanopia (blue-blind)

#FBE9D9

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eef57b;
/* rgb */ color: rgb(238, 245, 123);
/* oklch */ color: oklch(94.0% 0.146 111.8);

Tailwind

colors: {
  custom: {
    50: '#f6f8a4',
    500: '#eef57b',
    950: '#000000',
  },
}

SCSS

$custom: #eef57b;
$custom-light: #f6f8a4;
$custom-dark: #000000;

JSON

{
  "hex": "#eef57b",
  "rgb": {
    "r": 238,
    "g": 245,
    "b": 123
  },
  "hsl": {
    "h": 63.443,
    "s": 85.915,
    "l": 72.157
  },
  "oklch": {
    "l": 0.94043,
    "c": 0.14574,
    "h": 111.8
  },
  "luminance": 0.84912
}

Semantic roles & 50–950 ramp

primary

#EEF57B

secondary

#4C44D0

accent

#03E210

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EEF57B

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

Preview Lab → · Contrast checker → · Palette generator →