#EFEF87#EFEF87

#EFEF87 is a very light, vivid yellow. Relative luminance 0.818; OKLCH L 93.0% C 0.127 H 108.6°. Best body text is #000000 at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#EFEF87
RGB	rgb(239, 239, 135)
HSL	hsl(60, 76%, 73%)
HSV	hsv(60, 44%, 94%)
CMYK	cmyk(0%, 0%, 43.5%, 6.3%)
CIE-LAB	lab(92.50, -14.35, 50.09)
CIE-LCH	lch(92.50, 52.11, 105.99°)
OKLab	oklab(93.04% -0.0406 0.1203)
OKLCH	oklch(93.04% 0.127 108.6)
XYZ	xyz(70.8376, 81.8346, 34.9810)
Luminance	0.8183 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEF87 #8787EF

analogous

#EFBB87 #EFEF87 #BBEF87

triadic

#EFEF87 #87EFEF #EF87EF

tetradic

#EFEF87 #87EFBB #8787EF #EF87BB

square

#EFEF87 #87EFBB #8787EF #EF87BB

split-complementary

#EFEF87 #87BBEF #BB87EF

monochromatic

#DEDE1E #E8E851 #EFEF87 #F6F6BD #FBFBE4

Accessibility & contrast

On white

1.21

#EFEF87 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.37

#EFEF87 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEF87

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEF87	#FFFFFF	#000000	##000000
##EFEF87	1.00	1.21	17.37	17.37
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.37	21.00	1.00	1.00
##000000	17.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE77E

Deuteranopia (green-blind)

#FFEB8C

Tritanopia (blue-blind)

#FCE3D6

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #efef87;
/* rgb */ color: rgb(239, 239, 135);
/* oklch */ color: oklch(93.0% 0.127 108.6);

Tailwind

colors: {
  custom: {
    50: '#f6f4ac',
    500: '#efef87',
    950: '#000000',
  },
}

SCSS

$custom: #efef87;
$custom-light: #f6f4ac;
$custom-dark: #000000;

JSON

{
  "hex": "#efef87",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 135
  },
  "hsl": {
    "h": 60,
    "s": 76.471,
    "l": 73.333
  },
  "oklch": {
    "l": 0.93035,
    "c": 0.12696,
    "h": 108.6
  },
  "luminance": 0.81833
}

Semantic roles & 50–950 ramp

primary

#EFEF87

secondary

#5050CA

accent

#0DD90D

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFEF87

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

Preview Lab → · Contrast checker → · Palette generator →