#EEF378#EEF378

#EEF378 is a very light, vivid yellow. Relative luminance 0.836; OKLCH L 93.6% C 0.146 H 111.0°. Best body text is #000000 at 17.73:1 contrast (WCAG AA passes).

Color values

HEX	#EEF378
RGB	rgb(238, 243, 120)
HSL	hsl(62, 84%, 71%)
HSV	hsv(62, 51%, 95%)
CMYK	cmyk(2.1%, 0%, 50.6%, 4.7%)
CIE-LAB	lab(93.29, -18.05, 58.03)
CIE-LCH	lch(93.29, 60.77, 107.28°)
OKLab	oklab(93.59% -0.0524 0.1366)
OKLCH	oklch(93.59% 0.146 111)
XYZ	xyz(70.7022, 83.6359, 30.1845)
Luminance	0.8363 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEF378 #7D78F3

analogous

#F3BA78 #EEF378 #B0F378

triadic

#EEF378 #78EEF3 #F378EE

tetradic

#EEF378 #78F3BA #7D78F3 #F378B0

square

#EEF378 #78F3BA #7D78F3 #F378B0

split-complementary

#EEF378 #78B0F3 #BA78F3

monochromatic

#D5DD14 #E7EE40 #EEF378 #F5F8B0 #FBFDE3

Accessibility & contrast

On white

1.18

#EEF378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.73

#EEF378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEF378

17.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEF378	#FFFFFF	#000000	##000000
##EEF378	1.00	1.18	17.73	17.73
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.73	21.00	1.00	1.00
##000000	17.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA6C

Deuteranopia (green-blind)

#FFEE7E

Tritanopia (blue-blind)

#FCE6D7

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #eef378;
/* rgb */ color: rgb(238, 243, 120);
/* oklch */ color: oklch(93.6% 0.146 111.0);

Tailwind

colors: {
  custom: {
    50: '#f6f6a2',
    500: '#eef378',
    950: '#000000',
  },
}

SCSS

$custom: #eef378;
$custom-light: #f6f6a2;
$custom-dark: #000000;

JSON

{
  "hex": "#eef378",
  "rgb": {
    "r": 238,
    "g": 243,
    "b": 120
  },
  "hsl": {
    "h": 62.439,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.9359,
    "c": 0.1463,
    "h": 111
  },
  "luminance": 0.83634
}

Semantic roles & 50–950 ramp

primary

#EEF378

secondary

#4742CE

accent

#05E00E

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EEF378

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

Preview Lab → · Contrast checker → · Palette generator →