#EFE054#EFE054

#EFE054 is a very light, vivid yellow. Relative luminance 0.723; OKLCH L 89.4% C 0.157 H 103.2°. Best body text is #000000 at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#EFE054
RGB	rgb(239, 224, 84)
HSL	hsl(54, 83%, 63%)
HSV	hsv(54, 65%, 94%)
CMYK	cmyk(0%, 6.3%, 64.9%, 6.3%)
CIE-LAB	lab(88.11, -10.86, 67.79)
CIE-LCH	lch(88.11, 68.65, 99.10°)
OKLab	oklab(89.38% -0.0358 0.1531)
OKLCH	oklch(89.38% 0.157 103.2)
XYZ	xyz(63.8550, 72.3046, 18.9784)
Luminance	0.7230 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE054 #5463EF

analogous

#EF9354 #EFE054 #B0EF54

triadic

#EFE054 #54EFE0 #E054EF

tetradic

#EFE054 #54EF93 #5463EF #EF54B0

square

#EFE054 #54EF93 #5463EF #EF54B0

split-complementary

#EFE054 #54B0EF #9354EF

monochromatic

#B7A711 #EAD61C #EFE054 #F4EA8C #F9F4C4

Accessibility & contrast

On white

1.36

#EFE054 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.46

#EFE054 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE054

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE054	#FFFFFF	#000000	##000000
##EFE054	1.00	1.36	15.46	15.46
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.46	21.00	1.00	1.00
##000000	15.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D942

Deuteranopia (green-blind)

#F8E05C

Tritanopia (blue-blind)

#FFD1C3

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efe054;
/* rgb */ color: rgb(239, 224, 84);
/* oklch */ color: oklch(89.4% 0.157 103.2);

Tailwind

colors: {
  custom: {
    50: '#f8e98b',
    500: '#efe054',
    950: '#000000',
  },
}

SCSS

$custom: #efe054;
$custom-light: #f8e98b;
$custom-dark: #000000;

JSON

{
  "hex": "#efe054",
  "rgb": {
    "r": 239,
    "g": 224,
    "b": 84
  },
  "hsl": {
    "h": 54.194,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.89382,
    "c": 0.15719,
    "h": 103.2
  },
  "luminance": 0.72302
}

Semantic roles & 50–950 ramp

primary

#EFE054

secondary

#313EB7

accent

#1BDF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #EFE054

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

Preview Lab → · Contrast checker → · Palette generator →