#E9F05F#E9F05F

#E9F05F is a very light, vivid yellow. Relative luminance 0.805; OKLCH L 92.3% C 0.165 H 111.8°. Best body text is #000000 at 17.09:1 contrast (WCAG AA passes).

Color values

HEX	#E9F05F
RGB	rgb(233, 240, 95)
HSL	hsl(63, 83%, 66%)
HSV	hsv(63, 60%, 94%)
CMYK	cmyk(2.9%, 0%, 60.4%, 5.9%)
CIE-LAB	lab(91.90, -20.45, 67.20)
CIE-LCH	lch(91.90, 70.24, 106.93°)
OKLab	oklab(92.31% -0.0615 0.1535)
OKLCH	oklch(92.31% 0.165 111.8)
XYZ	xyz(66.8317, 80.4715, 22.8363)
Luminance	0.8047 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F05F #665FF0

analogous

#F0AF5F #E9F05F #A0F05F

triadic

#E9F05F #5FE9F0 #F05FE9

tetradic

#E9F05F #5FF0AF #665FF0 #F05FA0

square

#E9F05F #5FF0AF #665FF0 #F05FA0

split-complementary

#E9F05F #5FA0F0 #AF5FF0

monochromatic

#BAC212 #E1EB27 #E9F05F #F1F597 #F8FACF

Accessibility & contrast

On white

1.23

#E9F05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.09

#E9F05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F05F

17.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F05F	#FFFFFF	#000000	##000000
##E9F05F	1.00	1.23	17.09	17.09
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.09	21.00	1.00	1.00
##000000	17.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE64E

Deuteranopia (green-blind)

#FFEA68

Tritanopia (blue-blind)

#F8E2D2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #e9f05f;
/* rgb */ color: rgb(233, 240, 95);
/* oklch */ color: oklch(92.3% 0.165 111.8);

Tailwind

colors: {
  custom: {
    50: '#f3f492',
    500: '#e9f05f',
    950: '#000000',
  },
}

SCSS

$custom: #e9f05f;
$custom-light: #f3f492;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f05f",
  "rgb": {
    "r": 233,
    "g": 240,
    "b": 95
  },
  "hsl": {
    "h": 62.897,
    "s": 82.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.92308,
    "c": 0.16538,
    "h": 111.8
  },
  "luminance": 0.8047
}

Semantic roles & 50–950 ramp

primary

#E9F05F

secondary

#3A33C0

accent

#06DF11

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E9F05F

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

Preview Lab → · Contrast checker → · Palette generator →