#EFD154#EFD154

#EFD154 is a very light, vivid yellow. Relative luminance 0.646; OKLCH L 86.3% C 0.145 H 95.6°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFD154
RGB	rgb(239, 209, 84)
HSL	hsl(48, 83%, 63%)
HSV	hsv(48, 65%, 94%)
CMYK	cmyk(0%, 12.6%, 64.9%, 6.3%)
CIE-LAB	lab(84.27, -3.30, 63.75)
CIE-LCH	lch(84.27, 63.83, 92.96°)
OKLab	oklab(86.34% -0.0143 0.1445)
OKLCH	oklch(86.34% 0.145 95.6)
XYZ	xyz(60.0001, 64.5948, 17.6934)
Luminance	0.6459 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD154 #5472EF

analogous

#EF8354 #EFD154 #BFEF54

triadic

#EFD154 #54EFD1 #D154EF

tetradic

#EFD154 #54EF83 #5472EF #EF54BF

square

#EFD154 #54EF83 #5472EF #EF54BF

split-complementary

#EFD154 #54BFEF #8354EF

monochromatic

#B79711 #EAC21C #EFD154 #F4E08C #F9EFC4

Accessibility & contrast

On white

1.51

#EFD154 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#EFD154 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD154

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD154	#FFFFFF	#000000	##000000
##EFD154	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CD45

Deuteranopia (green-blind)

#EDD65A

Tritanopia (blue-blind)

#FFC2B7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #efd154;
/* rgb */ color: rgb(239, 209, 84);
/* oklch */ color: oklch(86.3% 0.145 95.6);

Tailwind

colors: {
  custom: {
    50: '#f8de8a',
    500: '#efd154',
    950: '#000000',
  },
}

SCSS

$custom: #efd154;
$custom-light: #f8de8a;
$custom-dark: #000000;

JSON

{
  "hex": "#efd154",
  "rgb": {
    "r": 239,
    "g": 209,
    "b": 84
  },
  "hsl": {
    "h": 48.387,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.86336,
    "c": 0.1452,
    "h": 95.6
  },
  "luminance": 0.64592
}

Semantic roles & 50–950 ramp

primary

#EFD154

secondary

#314AB7

accent

#30DF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD154

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

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