#EFEF90#EFEF90

#EFEF90 is a very light, moderate yellow. Relative luminance 0.821; OKLCH L 93.2% C 0.117 H 108.5°. Best body text is #000000 at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#EFEF90
RGB	rgb(239, 239, 144)
HSL	hsl(60, 75%, 75%)
HSV	hsv(60, 40%, 94%)
CMYK	cmyk(0%, 0%, 39.7%, 6.3%)
CIE-LAB	lab(92.62, -13.45, 45.90)
CIE-LCH	lch(92.62, 47.83, 106.33°)
OKLab	oklab(93.17% -0.0372 0.1114)
OKLCH	oklch(93.17% 0.117 108.5)
XYZ	xyz(71.4982, 82.0988, 38.4604)
Luminance	0.8210 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEF90 #9090EF

analogous

#EFBF90 #EFEF90 #BFEF90

triadic

#EFEF90 #90EFEF #EF90EF

tetradic

#EFEF90 #90EFBF #9090EF #EF90BF

square

#EFEF90 #90EFBF #9090EF #EF90BF

split-complementary

#EFEF90 #90BFEF #BF90EF

monochromatic

#E0E025 #E7E75B #EFEF90 #F7F7C5 #FBFBE4

Accessibility & contrast

On white

1.21

#EFEF90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.42

#EFEF90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEF90

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEF90	#FFFFFF	#000000	##000000
##EFEF90	1.00	1.21	17.42	17.42
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.42	21.00	1.00	1.00
##000000	17.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE889

Deuteranopia (green-blind)

#FFEC94

Tritanopia (blue-blind)

#FBE4D8

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #efef90;
/* rgb */ color: rgb(239, 239, 144);
/* oklch */ color: oklch(93.2% 0.117 108.5);

Tailwind

colors: {
  custom: {
    50: '#f6f4b2',
    500: '#efef90',
    950: '#000000',
  },
}

SCSS

$custom: #efef90;
$custom-light: #f6f4b2;
$custom-dark: #000000;

JSON

{
  "hex": "#efef90",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 144
  },
  "hsl": {
    "h": 60,
    "s": 74.803,
    "l": 75.098
  },
  "oklch": {
    "l": 0.93166,
    "c": 0.11748,
    "h": 108.5
  },
  "luminance": 0.82097
}

Semantic roles & 50–950 ramp

primary

#EFEF90

secondary

#5858CB

accent

#0FD70F

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFEF90

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

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