#EEF151#EEF151

#EEF151 is a very light, vivid yellow. Relative luminance 0.817; OKLCH L 92.8% C 0.175 H 110.4°. Best body text is #000000 at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#EEF151
RGB	rgb(238, 241, 81)
HSL	hsl(61, 85%, 63%)
HSV	hsv(61, 66%, 95%)
CMYK	cmyk(1.2%, 0%, 66.4%, 5.5%)
CIE-LAB	lab(92.44, -19.76, 73.35)
CIE-LCH	lch(92.44, 75.96, 105.08°)
OKLab	oklab(92.8% -0.0612 0.1644)
OKLCH	oklch(92.8% 0.175 110.4)
XYZ	xyz(68.2026, 81.6836, 19.9568)
Luminance	0.8168 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF151 #5451F1

analogous

#F1A451 #EEF151 #9EF151

triadic

#EEF151 #51EEF1 #F151EE

tetradic

#EEF151 #51F1A4 #5451F1 #F1519E

square

#EEF151 #51F1A4 #5451F1 #F1519E

split-complementary

#EEF151 #519EF1 #A451F1

monochromatic

#B6B90F #E8EC18 #EEF151 #F4F68A #F9FAC2

Accessibility & contrast

On white

1.21

#EEF151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.34

#EEF151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF151

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF151	#FFFFFF	#000000	##000000
##EEF151	1.00	1.21	17.34	17.34
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.34	21.00	1.00	1.00
##000000	17.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE739

Deuteranopia (green-blind)

#FFEC5C

Tritanopia (blue-blind)

#FEE2D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #eef151;
/* rgb */ color: rgb(238, 241, 81);
/* oklch */ color: oklch(92.8% 0.175 110.4);

Tailwind

colors: {
  custom: {
    50: '#f7f58a',
    500: '#eef151',
    950: '#000000',
  },
}

SCSS

$custom: #eef151;
$custom-light: #f7f58a;
$custom-dark: #000000;

JSON

{
  "hex": "#eef151",
  "rgb": {
    "r": 238,
    "g": 241,
    "b": 81
  },
  "hsl": {
    "h": 61.125,
    "s": 85.106,
    "l": 63.137
  },
  "oklch": {
    "l": 0.92799,
    "c": 0.17538,
    "h": 110.4
  },
  "luminance": 0.81682
}

Semantic roles & 50–950 ramp

primary

#EEF151

secondary

#312FB8

accent

#04E208

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #EEF151

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

Preview Lab → · Contrast checker → · Palette generator →