#E4F25B#E4F25B

#E4F25B is a very light, vivid yellow. Relative luminance 0.808; OKLCH L 92.3% C 0.172 H 114.3°. Best body text is #000000 at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#E4F25B
RGB	rgb(228, 242, 91)
HSL	hsl(66, 85%, 65%)
HSV	hsv(66, 62%, 95%)
CMYK	cmyk(5.8%, 0%, 62.4%, 5.1%)
CIE-LAB	lab(92.02, -23.66, 68.84)
CIE-LCH	lch(92.02, 72.80, 108.97°)
OKLab	oklab(92.31% -0.0706 0.1566)
OKLCH	oklch(92.31% 0.172 114.3)
XYZ	xyz(65.6370, 80.7547, 22.0250)
Luminance	0.8075 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F25B #695BF2

analogous

#F2B55B #E4F25B #98F25B

triadic

#E4F25B #5BE4F2 #F25BE4

tetradic

#E4F25B #5BF2B5 #695BF2 #F25B98

square

#E4F25B #5BF2B5 #695BF2 #F25B98

split-complementary

#E4F25B #5B98F2 #B55BF2

monochromatic

#B2C30F #DBEE22 #E4F25B #EDF694 #F7FBCC

Accessibility & contrast

On white

1.22

#E4F25B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.15

#E4F25B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F25B

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F25B	#FFFFFF	#000000	##000000
##E4F25B	1.00	1.22	17.15	17.15
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.15	21.00	1.00	1.00
##000000	17.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE748

Deuteranopia (green-blind)

#FFEA65

Tritanopia (blue-blind)

#F2E5D3

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #e4f25b;
/* rgb */ color: rgb(228, 242, 91);
/* oklch */ color: oklch(92.3% 0.172 114.3);

Tailwind

colors: {
  custom: {
    50: '#f0f690',
    500: '#e4f25b',
    950: '#000000',
  },
}

SCSS

$custom: #e4f25b;
$custom-light: #f0f690;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f25b",
  "rgb": {
    "r": 228,
    "g": 242,
    "b": 91
  },
  "hsl": {
    "h": 65.563,
    "s": 85.311,
    "l": 65.294
  },
  "oklch": {
    "l": 0.92307,
    "c": 0.17176,
    "h": 114.3
  },
  "luminance": 0.80754
}

Semantic roles & 50–950 ramp

primary

#E4F25B

secondary

#3E31C1

accent

#04E218

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4F25B

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

Preview Lab → · Contrast checker → · Palette generator →