#E5F559#E5F559

#E5F559 is a very light, vivid yellow. Relative luminance 0.827; OKLCH L 93.0% C 0.176 H 114.9°. Best body text is #000000 at 17.54:1 contrast (WCAG AA passes).

Color values

HEX	#E5F559
RGB	rgb(229, 245, 89)
HSL	hsl(66, 89%, 65%)
HSV	hsv(66, 64%, 96%)
CMYK	cmyk(6.5%, 0%, 63.7%, 3.9%)
CIE-LAB	lab(92.88, -24.82, 70.55)
CIE-LCH	lch(92.88, 74.79, 109.38°)
OKLab	oklab(93.01% -0.0741 0.1599)
OKLCH	oklch(93.01% 0.176 114.9)
XYZ	xyz(66.7703, 82.6852, 21.8917)
Luminance	0.8268 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5F559 #6959F5

analogous

#F5B759 #E5F559 #97F559

triadic

#E5F559 #59E5F5 #F559E5

tetradic

#E5F559 #59F5B7 #6959F5 #F55997

square

#E5F559 #59F5B7 #6959F5 #F55997

split-complementary

#E5F559 #5997F5 #B759F5

monochromatic

#B4C80C #DCF21F #E5F559 #EEF893 #F7FCCC

Accessibility & contrast

On white

1.20

#E5F559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.54

#E5F559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5F559

17.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5F559	#FFFFFF	#000000	##000000
##E5F559	1.00	1.20	17.54	17.54
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.54	21.00	1.00	1.00
##000000	17.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE944

Deuteranopia (green-blind)

#FFEC64

Tritanopia (blue-blind)

#F3E8D5

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #e5f559;
/* rgb */ color: rgb(229, 245, 89);
/* oklch */ color: oklch(93.0% 0.176 114.9);

Tailwind

colors: {
  custom: {
    50: '#f0f88f',
    500: '#e5f559',
    950: '#000000',
  },
}

SCSS

$custom: #e5f559;
$custom-light: #f0f88f;
$custom-dark: #000000;

JSON

{
  "hex": "#e5f559",
  "rgb": {
    "r": 229,
    "g": 245,
    "b": 89
  },
  "hsl": {
    "h": 66.154,
    "s": 88.636,
    "l": 65.49
  },
  "oklch": {
    "l": 0.93005,
    "c": 0.17621,
    "h": 114.9
  },
  "luminance": 0.82684
}

Semantic roles & 50–950 ramp

primary

#E5F559

secondary

#3D2EC4

accent

#00E518

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E5F559

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

Preview Lab → · Contrast checker → · Palette generator →