#EFED55#EFED55

#EFED55 is a very light, vivid yellow. Relative luminance 0.796; OKLCH L 92.1% C 0.169 H 108.6°. Best body text is #000000 at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFED55
RGB	rgb(239, 237, 85)
HSL	hsl(59, 83%, 64%)
HSV	hsv(59, 64%, 94%)
CMYK	cmyk(0%, 0.8%, 64.4%, 6.3%)
CIE-LAB	lab(91.49, -17.20, 70.90)
CIE-LCH	lch(91.49, 72.96, 103.63°)
OKLab	oklab(92.08% -0.0537 0.1598)
OKLCH	oklch(92.08% 0.169 108.6)
XYZ	xyz(67.5228, 79.5770, 20.3956)
Luminance	0.7957 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFED55 #5557EF

analogous

#EFA055 #EFED55 #A4EF55

triadic

#EFED55 #55EFED #ED55EF

tetradic

#EFED55 #55EFA0 #5557EF #EF55A4

square

#EFED55 #55EFA0 #5557EF #EF55A4

split-complementary

#EFED55 #55A4EF #A055EF

monochromatic

#B8B611 #EAE71D #EFED55 #F4F38D #FAF9C5

Accessibility & contrast

On white

1.24

#EFED55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.92

#EFED55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFED55

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFED55	#FFFFFF	#000000	##000000
##EFED55	1.00	1.24	16.92	16.92
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.92	21.00	1.00	1.00
##000000	16.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE440

Deuteranopia (green-blind)

#FFE95F

Tritanopia (blue-blind)

#FFDECE

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #efed55;
/* rgb */ color: rgb(239, 237, 85);
/* oklch */ color: oklch(92.1% 0.169 108.6);

Tailwind

colors: {
  custom: {
    50: '#f8f28c',
    500: '#efed55',
    950: '#000000',
  },
}

SCSS

$custom: #efed55;
$custom-light: #f8f28c;
$custom-dark: #000000;

JSON

{
  "hex": "#efed55",
  "rgb": {
    "r": 239,
    "g": 237,
    "b": 85
  },
  "hsl": {
    "h": 59.221,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.92076,
    "c": 0.16854,
    "h": 108.6
  },
  "luminance": 0.79575
}

Semantic roles & 50–950 ramp

primary

#EFED55

secondary

#3133B7

accent

#09DF06

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #EFED55

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

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