#EFE359#EFE359

#EFE359 is a very light, vivid yellow. Relative luminance 0.740; OKLCH L 90.0% C 0.156 H 104.3°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#EFE359
RGB	rgb(239, 227, 89)
HSL	hsl(55, 82%, 64%)
HSV	hsv(55, 63%, 94%)
CMYK	cmyk(0%, 5%, 62.8%, 6.3%)
CIE-LAB	lab(88.93, -12.05, 66.62)
CIE-LCH	lch(88.93, 67.70, 100.25°)
OKLab	oklab(90.04% -0.0387 0.1513)
OKLCH	oklch(90.04% 0.156 104.3)
XYZ	xyz(64.8713, 74.0125, 20.3180)
Luminance	0.7401 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE359 #5965EF

analogous

#EF9859 #EFE359 #B0EF59

triadic

#EFE359 #59EFE3 #E359EF

tetradic

#EFE359 #59EF98 #5965EF #EF59B0

square

#EFE359 #59EF98 #5965EF #EF59B0

split-complementary

#EFE359 #59B0EF #9859EF

monochromatic

#BCAE12 #EADA21 #EFE359 #F4EC91 #FAF6C9

Accessibility & contrast

On white

1.33

#EFE359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#EFE359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE359

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE359	#FFFFFF	#000000	##000000
##EFE359	1.00	1.33	15.80	15.80
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.80	21.00	1.00	1.00
##000000	15.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC48

Deuteranopia (green-blind)

#FAE261

Tritanopia (blue-blind)

#FFD5C6

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #efe359;
/* rgb */ color: rgb(239, 227, 89);
/* oklch */ color: oklch(90.0% 0.156 104.3);

Tailwind

colors: {
  custom: {
    50: '#f7eb8e',
    500: '#efe359',
    950: '#000000',
  },
}

SCSS

$custom: #efe359;
$custom-light: #f7eb8e;
$custom-dark: #000000;

JSON

{
  "hex": "#efe359",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 55.2,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.90041,
    "c": 0.15619,
    "h": 104.3
  },
  "luminance": 0.7401
}

Semantic roles & 50–950 ramp

primary

#EFE359

secondary

#323DBA

accent

#18DF07

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE359

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

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