#EFD359#EFD359

#EFD359 is a very light, vivid yellow. Relative luminance 0.657; OKLCH L 86.8% C 0.143 H 96.3°. Best body text is #000000 at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#EFD359
RGB	rgb(239, 211, 89)
HSL	hsl(49, 82%, 64%)
HSV	hsv(49, 63%, 94%)
CMYK	cmyk(0%, 11.7%, 62.8%, 6.3%)
CIE-LAB	lab(84.82, -4.02, 62.22)
CIE-LCH	lch(84.82, 62.35, 93.69°)
OKLab	oklab(86.79% -0.0157 0.142)
OKLCH	oklch(86.79% 0.143 96.3)
XYZ	xyz(60.6967, 65.6635, 18.9265)
Luminance	0.6566 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD359 #5975EF

analogous

#EF8859 #EFD359 #C0EF59

triadic

#EFD359 #59EFD3 #D359EF

tetradic

#EFD359 #59EF88 #5975EF #EF59C0

square

#EFD359 #59EF88 #5975EF #EF59C0

split-complementary

#EFD359 #59C0EF #8859EF

monochromatic

#BC9C12 #EAC421 #EFD359 #F4E291 #FAF1C9

Accessibility & contrast

On white

1.49

#EFD359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.13

#EFD359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD359

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD359	#FFFFFF	#000000	##000000
##EFD359	1.00	1.49	14.13	14.13
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.13	21.00	1.00	1.00
##000000	14.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF4B

Deuteranopia (green-blind)

#EED85F

Tritanopia (blue-blind)

#FFC4B9

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd359;
/* rgb */ color: rgb(239, 211, 89);
/* oklch */ color: oklch(86.8% 0.143 96.3);

Tailwind

colors: {
  custom: {
    50: '#f8e08d',
    500: '#efd359',
    950: '#000000',
  },
}

SCSS

$custom: #efd359;
$custom-light: #f8e08d;
$custom-dark: #000000;

JSON

{
  "hex": "#efd359",
  "rgb": {
    "r": 239,
    "g": 211,
    "b": 89
  },
  "hsl": {
    "h": 48.8,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.86785,
    "c": 0.14286,
    "h": 96.3
  },
  "luminance": 0.65661
}

Semantic roles & 50–950 ramp

primary

#EFD359

secondary

#324BBA

accent

#2FDF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD359

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

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