#EFE857#EFE857

#EFE857 is a very light, vivid yellow. Relative luminance 0.768; OKLCH L 91.1% C 0.162 H 106.6°. Best body text is #000000 at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#EFE857
RGB	rgb(239, 232, 87)
HSL	hsl(57, 83%, 64%)
HSV	hsv(57, 64%, 94%)
CMYK	cmyk(0%, 2.9%, 63.6%, 6.3%)
CIE-LAB	lab(90.21, -14.64, 68.78)
CIE-LCH	lch(90.21, 70.32, 102.01°)
OKLab	oklab(91.06% -0.0462 0.1556)
OKLCH	oklch(91.06% 0.162 106.6)
XYZ	xyz(66.1759, 76.7543, 20.3442)
Luminance	0.7675 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE857 #575EEF

analogous

#EF9C57 #EFE857 #AAEF57

triadic

#EFE857 #57EFE8 #E857EF

tetradic

#EFE857 #57EF9C #575EEF #EF57AA

square

#EFE857 #57EF9C #575EEF #EF57AA

split-complementary

#EFE857 #57AAEF #9C57EF

monochromatic

#BAB212 #EAE01F #EFE857 #F4F08F #FAF7C7

Accessibility & contrast

On white

1.28

#EFE857 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.35

#EFE857 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE857

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE857	#FFFFFF	#000000	##000000
##EFE857	1.00	1.28	16.35	16.35
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.35	21.00	1.00	1.00
##000000	16.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE044

Deuteranopia (green-blind)

#FEE660

Tritanopia (blue-blind)

#FFDACA

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #efe857;
/* rgb */ color: rgb(239, 232, 87);
/* oklch */ color: oklch(91.1% 0.162 106.6);

Tailwind

colors: {
  custom: {
    50: '#f8ef8d',
    500: '#efe857',
    950: '#000000',
  },
}

SCSS

$custom: #efe857;
$custom-light: #f8ef8d;
$custom-dark: #000000;

JSON

{
  "hex": "#efe857",
  "rgb": {
    "r": 239,
    "g": 232,
    "b": 87
  },
  "hsl": {
    "h": 57.237,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.91055,
    "c": 0.16232,
    "h": 106.6
  },
  "luminance": 0.76752
}

Semantic roles & 50–950 ramp

primary

#EFE857

secondary

#3138B9

accent

#10DF06

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #EFE857

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

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