#E4EF5A#E4EF5A

#E4EF5A is a very light, vivid yellow. Relative luminance 0.790; OKLCH L 91.7% C 0.169 H 113.3°. Best body text is #000000 at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#E4EF5A
RGB	rgb(228, 239, 90)
HSL	hsl(64, 82%, 65%)
HSV	hsv(64, 62%, 94%)
CMYK	cmyk(4.6%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(91.22, -22.29, 68.39)
CIE-LCH	lch(91.22, 71.93, 108.06°)
OKLab	oklab(91.66% -0.0669 0.1555)
OKLCH	oklch(91.66% 0.169 113.3)
XYZ	xyz(64.7085, 78.9664, 21.5042)
Luminance	0.7896 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4EF5A #655AEF

analogous

#EFB05A #E4EF5A #99EF5A

triadic

#E4EF5A #5AE4EF #EF5AE4

tetradic

#E4EF5A #5AEFB0 #655AEF #EF5A99

square

#E4EF5A #5AEFB0 #655AEF #EF5A99

split-complementary

#E4EF5A #5A99EF #B05AEF

monochromatic

#B0BC12 #DBEA22 #E4EF5A #EDF492 #F6FACA

Accessibility & contrast

On white

1.25

#E4EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.79

#E4EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4EF5A

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4EF5A	#FFFFFF	#000000	##000000
##E4EF5A	1.00	1.25	16.79	16.79
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.79	21.00	1.00	1.00
##000000	16.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE447

Deuteranopia (green-blind)

#FFE764

Tritanopia (blue-blind)

#F2E2D0

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #e4ef5a;
/* rgb */ color: rgb(228, 239, 90);
/* oklch */ color: oklch(91.7% 0.169 113.3);

Tailwind

colors: {
  custom: {
    50: '#f0f48f',
    500: '#e4ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #e4ef5a;
$custom-light: #f0f48f;
$custom-dark: #000000;

JSON

{
  "hex": "#e4ef5a",
  "rgb": {
    "r": 228,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 64.43,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.91662,
    "c": 0.16925,
    "h": 113.3
  },
  "luminance": 0.78965
}

Semantic roles & 50–950 ramp

primary

#E4EF5A

secondary

#3C32BB

accent

#07DF17

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4EF5A

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

Preview Lab → · Contrast checker → · Palette generator →