#E9F055#E9F055

#E9F055 is a very light, vivid yellow. Relative luminance 0.803; OKLCH L 92.2% C 0.173 H 111.8°. Best body text is #000000 at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#E9F055
RGB	rgb(233, 240, 85)
HSL	hsl(63, 84%, 64%)
HSV	hsv(63, 65%, 94%)
CMYK	cmyk(2.9%, 0%, 64.6%, 5.9%)
CIE-LAB	lab(91.82, -21.07, 71.09)
CIE-LCH	lch(91.82, 74.15, 106.51°)
OKLab	oklab(92.22% -0.0642 0.1603)
OKLCH	oklch(92.22% 0.173 111.8)
XYZ	xyz(66.4060, 80.3012, 20.5941)
Luminance	0.8030 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F055 #5C55F0

analogous

#F0A955 #E9F055 #9BF055

triadic

#E9F055 #55E9F0 #F055E9

tetradic

#E9F055 #55F0A9 #5C55F0 #F0559B

square

#E9F055 #55F0A9 #5C55F0 #F0559B

split-complementary

#E9F055 #559BF0 #A955F0

monochromatic

#B3BA10 #E2EB1D #E9F055 #F0F58D #F8FAC5

Accessibility & contrast

On white

1.23

#E9F055 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.06

#E9F055 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F055

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F055	#FFFFFF	#000000	##000000
##E9F055	1.00	1.23	17.06	17.06
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.06	21.00	1.00	1.00
##000000	17.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE63F

Deuteranopia (green-blind)

#FFE960

Tritanopia (blue-blind)

#F8E2D0

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e9f055;
/* rgb */ color: rgb(233, 240, 85);
/* oklch */ color: oklch(92.2% 0.173 111.8);

Tailwind

colors: {
  custom: {
    50: '#f3f48c',
    500: '#e9f055',
    950: '#000000',
  },
}

SCSS

$custom: #e9f055;
$custom-light: #f3f48c;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f055",
  "rgb": {
    "r": 233,
    "g": 240,
    "b": 85
  },
  "hsl": {
    "h": 62.71,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.92223,
    "c": 0.17272,
    "h": 111.8
  },
  "luminance": 0.803
}

Semantic roles & 50–950 ramp

primary

#E9F055

secondary

#3630B9

accent

#05E00F

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E9F055

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

Preview Lab → · Contrast checker → · Palette generator →