#EFE55E#EFE55E

#EFE55E is a very light, vivid yellow. Relative luminance 0.752; OKLCH L 90.5% C 0.154 H 105.1°. Best body text is #000000 at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFE55E
RGB	rgb(239, 229, 94)
HSL	hsl(56, 82%, 65%)
HSV	hsv(56, 61%, 94%)
CMYK	cmyk(0%, 4.2%, 60.7%, 6.3%)
CIE-LAB	lab(89.49, -12.73, 65.15)
CIE-LCH	lch(89.49, 66.38, 101.06°)
OKLab	oklab(90.5% -0.0401 0.1489)
OKLCH	oklch(90.5% 0.154 105.1)
XYZ	xyz(65.6386, 75.1998, 21.6449)
Luminance	0.7520 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE55E #5E68EF

analogous

#EF9C5E #EFE55E #B0EF5E

triadic

#EFE55E #5EEFE5 #E55EEF

tetradic

#EFE55E #5EEF9C #5E68EF #EF5EB0

square

#EFE55E #5EEF9C #5E68EF #EF5EB0

split-complementary

#EFE55E #5EB0EF #9C5EEF

monochromatic

#C0B413 #E9DC26 #EFE55E #F5EE96 #FAF7CD

Accessibility & contrast

On white

1.31

#EFE55E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.04

#EFE55E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE55E

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE55E	#FFFFFF	#000000	##000000
##EFE55E	1.00	1.31	16.04	16.04
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.04	21.00	1.00	1.00
##000000	16.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD4E

Deuteranopia (green-blind)

#FBE466

Tritanopia (blue-blind)

#FFD7C8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe55e;
/* rgb */ color: rgb(239, 229, 94);
/* oklch */ color: oklch(90.5% 0.154 105.1);

Tailwind

colors: {
  custom: {
    50: '#f7ec91',
    500: '#efe55e',
    950: '#000000',
  },
}

SCSS

$custom: #efe55e;
$custom-light: #f7ec91;
$custom-dark: #000000;

JSON

{
  "hex": "#efe55e",
  "rgb": {
    "r": 239,
    "g": 229,
    "b": 94
  },
  "hsl": {
    "h": 55.862,
    "s": 81.921,
    "l": 65.294
  },
  "oklch": {
    "l": 0.90498,
    "c": 0.1542,
    "h": 105.1
  },
  "luminance": 0.75197
}

Semantic roles & 50–950 ramp

primary

#EFE55E

secondary

#333DBE

accent

#16DE07

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE55E

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

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