#EFE05A#EFE05A

#EFE05A is a very light, vivid yellow. Relative luminance 0.724; OKLCH L 89.4% C 0.153 H 102.9°. Best body text is #000000 at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#EFE05A
RGB	rgb(239, 224, 90)
HSL	hsl(54, 82%, 65%)
HSV	hsv(54, 62%, 94%)
CMYK	cmyk(0%, 6.3%, 62.3%, 6.3%)
CIE-LAB	lab(88.16, -10.50, 65.39)
CIE-LCH	lch(88.16, 66.23, 99.12°)
OKLab	oklab(89.43% -0.0342 0.1489)
OKLCH	oklch(89.43% 0.153 102.9)
XYZ	xyz(64.1002, 72.4027, 20.2695)
Luminance	0.7240 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE05A #5A69EF

analogous

#EF965A #EFE05A #B3EF5A

triadic

#EFE05A #5AEFE0 #E05AEF

tetradic

#EFE05A #5AEF96 #5A69EF #EF5AB3

square

#EFE05A #5AEF96 #5A69EF #EF5AB3

split-complementary

#EFE05A #5AB3EF #965AEF

monochromatic

#BCAB12 #EAD622 #EFE05A #F4EA92 #FAF5CA

Accessibility & contrast

On white

1.36

#EFE05A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.48

#EFE05A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE05A

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE05A	#FFFFFF	#000000	##000000
##EFE05A	1.00	1.36	15.48	15.48
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.48	21.00	1.00	1.00
##000000	15.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D94A

Deuteranopia (green-blind)

#F8E062

Tritanopia (blue-blind)

#FFD2C4

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efe05a;
/* rgb */ color: rgb(239, 224, 90);
/* oklch */ color: oklch(89.4% 0.153 102.9);

Tailwind

colors: {
  custom: {
    50: '#f7e98e',
    500: '#efe05a',
    950: '#000000',
  },
}

SCSS

$custom: #efe05a;
$custom-light: #f7e98e;
$custom-dark: #000000;

JSON

{
  "hex": "#efe05a",
  "rgb": {
    "r": 239,
    "g": 224,
    "b": 90
  },
  "hsl": {
    "h": 53.96,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.89434,
    "c": 0.15273,
    "h": 102.9
  },
  "luminance": 0.724
}

Semantic roles & 50–950 ramp

primary

#EFE05A

secondary

#3240BB

accent

#1DDF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE05A

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

Preview Lab → · Contrast checker → · Palette generator →