#E4EF58#E4EF58

#E4EF58 is a very light, vivid yellow. Relative luminance 0.789; OKLCH L 91.6% C 0.171 H 113.3°. Best body text is #000000 at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#E4EF58
RGB	rgb(228, 239, 88)
HSL	hsl(64, 83%, 64%)
HSV	hsv(64, 63%, 94%)
CMYK	cmyk(4.6%, 0%, 63.2%, 6.3%)
CIE-LAB	lab(91.20, -22.42, 69.17)
CIE-LCH	lch(91.20, 72.71, 107.96°)
OKLab	oklab(91.65% -0.0674 0.1568)
OKLCH	oklch(91.65% 0.171 113.3)
XYZ	xyz(64.6246, 78.9329, 21.0619)
Luminance	0.7893 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4EF58 #6358EF

analogous

#EFAF58 #E4EF58 #99EF58

triadic

#E4EF58 #58E4EF #EF58E4

tetradic

#E4EF58 #58EFAF #6358EF #EF5899

square

#E4EF58 #58EFAF #6358EF #EF5899

split-complementary

#E4EF58 #5899EF #AF58EF

monochromatic

#AEBB12 #DBEA20 #E4EF58 #EDF490 #F6FAC8

Accessibility & contrast

On white

1.25

#E4EF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.79

#E4EF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4EF58

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4EF58	#FFFFFF	#000000	##000000
##E4EF58	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)

#FFE444

Deuteranopia (green-blind)

#FFE762

Tritanopia (blue-blind)

#F2E2D0

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #e4ef58;
/* rgb */ color: rgb(228, 239, 88);
/* oklch */ color: oklch(91.6% 0.171 113.3);

Tailwind

colors: {
  custom: {
    50: '#f0f48e',
    500: '#e4ef58',
    950: '#000000',
  },
}

SCSS

$custom: #e4ef58;
$custom-light: #f0f48e;
$custom-dark: #000000;

JSON

{
  "hex": "#e4ef58",
  "rgb": {
    "r": 228,
    "g": 239,
    "b": 88
  },
  "hsl": {
    "h": 64.371,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.91645,
    "c": 0.17072,
    "h": 113.3
  },
  "luminance": 0.78932
}

Semantic roles & 50–950 ramp

primary

#E4EF58

secondary

#3C32BA

accent

#07DF16

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4EF58

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

Preview Lab → · Contrast checker → · Palette generator →