#EFE36B#EFE36B

#EFE36B is a very light, vivid yellow. Relative luminance 0.744; OKLCH L 90.2% C 0.141 H 103.6°. Best body text is #000000 at 15.87:1 contrast (WCAG AA passes).

Color values

HEX	#EFE36B
RGB	rgb(239, 227, 107)
HSL	hsl(55, 80%, 68%)
HSV	hsv(55, 55%, 94%)
CMYK	cmyk(0%, 5%, 55.2%, 6.3%)
CIE-LAB	lab(89.09, -10.83, 59.05)
CIE-LCH	lch(89.09, 60.04, 100.39°)
OKLab	oklab(90.22% -0.0333 0.1375)
OKLCH	oklch(90.22% 0.141 103.6)
XYZ	xyz(65.7216, 74.3527, 24.7966)
Luminance	0.7435 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE36B #6B77EF

analogous

#EFA16B #EFE36B #B9EF6B

triadic

#EFE36B #6BEFE3 #E36BEF

tetradic

#EFE36B #6BEFA1 #6B77EF #EF6BB9

square

#EFE36B #6BEFA1 #6B77EF #EF6BB9

split-complementary

#EFE36B #6BB9EF #A16BEF

monochromatic

#CAB916 #E9D934 #EFE36B #F5EDA2 #FBF8D9

Accessibility & contrast

On white

1.32

#EFE36B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.87

#EFE36B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE36B

15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE36B	#FFFFFF	#000000	##000000
##EFE36B	1.00	1.32	15.87	15.87
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.87	21.00	1.00	1.00
##000000	15.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DC5F

Deuteranopia (green-blind)

#F9E371

Tritanopia (blue-blind)

#FFD6C8

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe36b;
/* rgb */ color: rgb(239, 227, 107);
/* oklch */ color: oklch(90.2% 0.141 103.6);

Tailwind

colors: {
  custom: {
    50: '#f7eb99',
    500: '#efe36b',
    950: '#000000',
  },
}

SCSS

$custom: #efe36b;
$custom-light: #f7eb99;
$custom-dark: #000000;

JSON

{
  "hex": "#efe36b",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 107
  },
  "hsl": {
    "h": 54.545,
    "s": 80.488,
    "l": 67.843
  },
  "oklch": {
    "l": 0.9022,
    "c": 0.14144,
    "h": 103.6
  },
  "luminance": 0.7435
}

Semantic roles & 50–950 ramp

primary

#EFE36B

secondary

#3745C7

accent

#1CDD09

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #EFE36B

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

Preview Lab → · Contrast checker → · Palette generator →