#EFD458#EFD458

#EFD458 is a very light, vivid yellow. Relative luminance 0.661; OKLCH L 87.0% C 0.144 H 97.0°. Best body text is #000000 at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#EFD458
RGB	rgb(239, 212, 88)
HSL	hsl(49, 83%, 64%)
HSV	hsv(49, 63%, 94%)
CMYK	cmyk(0%, 11.3%, 63.2%, 6.3%)
CIE-LAB	lab(85.07, -4.59, 62.91)
CIE-LCH	lch(85.07, 63.08, 94.17°)
OKLab	oklab(86.98% -0.0175 0.1433)
OKLCH	oklch(86.98% 0.144 97)
XYZ	xyz(60.9042, 66.1452, 18.7899)
Luminance	0.6614 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD458 #5873EF

analogous

#EF8958 #EFD458 #BEEF58

triadic

#EFD458 #58EFD4 #D458EF

tetradic

#EFD458 #58EF89 #5873EF #EF58BE

square

#EFD458 #58EF89 #5873EF #EF58BE

split-complementary

#EFD458 #58BEEF #8958EF

monochromatic

#BB9D12 #EAC620 #EFD458 #F4E290 #FAF1C8

Accessibility & contrast

On white

1.48

#EFD458 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.23

#EFD458 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD458

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD458	#FFFFFF	#000000	##000000
##EFD458	1.00	1.48	14.23	14.23
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.23	21.00	1.00	1.00
##000000	14.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF4A

Deuteranopia (green-blind)

#EFD85E

Tritanopia (blue-blind)

#FFC5BA

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd458;
/* rgb */ color: rgb(239, 212, 88);
/* oklch */ color: oklch(87.0% 0.144 97.0);

Tailwind

colors: {
  custom: {
    50: '#f8e08c',
    500: '#efd458',
    950: '#000000',
  },
}

SCSS

$custom: #efd458;
$custom-light: #f8e08c;
$custom-dark: #000000;

JSON

{
  "hex": "#efd458",
  "rgb": {
    "r": 239,
    "g": 212,
    "b": 88
  },
  "hsl": {
    "h": 49.272,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.86977,
    "c": 0.14438,
    "h": 97
  },
  "luminance": 0.66142
}

Semantic roles & 50–950 ramp

primary

#EFD458

secondary

#324ABA

accent

#2DDF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD458

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

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