#EFD454#EFD454

#EFD454 is a very light, vivid yellow. Relative luminance 0.661; OKLCH L 86.9% C 0.147 H 97.3°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#EFD454
RGB	rgb(239, 212, 84)
HSL	hsl(50, 83%, 63%)
HSV	hsv(50, 65%, 94%)
CMYK	cmyk(0%, 11.3%, 64.9%, 6.3%)
CIE-LAB	lab(85.04, -4.83, 64.56)
CIE-LCH	lch(85.04, 64.74, 94.27°)
OKLab	oklab(86.94% -0.0186 0.1462)
OKLCH	oklch(86.94% 0.147 97.3)
XYZ	xyz(60.7431, 66.0807, 17.9411)
Luminance	0.6608 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD454 #546FEF

analogous

#EF8654 #EFD454 #BDEF54

triadic

#EFD454 #54EFD4 #D454EF

tetradic

#EFD454 #54EF86 #546FEF #EF54BD

square

#EFD454 #54EF86 #546FEF #EF54BD

split-complementary

#EFD454 #54BDEF #8654EF

monochromatic

#B79A11 #EAC61C #EFD454 #F4E28C #F9F0C4

Accessibility & contrast

On white

1.48

#EFD454 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#EFD454 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD454

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD454	#FFFFFF	#000000	##000000
##EFD454	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF44

Deuteranopia (green-blind)

#EFD85B

Tritanopia (blue-blind)

#FFC5B9

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd454;
/* rgb */ color: rgb(239, 212, 84);
/* oklch */ color: oklch(86.9% 0.147 97.3);

Tailwind

colors: {
  custom: {
    50: '#f8e08a',
    500: '#efd454',
    950: '#000000',
  },
}

SCSS

$custom: #efd454;
$custom-light: #f8e08a;
$custom-dark: #000000;

JSON

{
  "hex": "#efd454",
  "rgb": {
    "r": 239,
    "g": 212,
    "b": 84
  },
  "hsl": {
    "h": 49.548,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8694,
    "c": 0.14739,
    "h": 97.3
  },
  "luminance": 0.66078
}

Semantic roles & 50–950 ramp

primary

#EFD454

secondary

#3148B7

accent

#2CDF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD454

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

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