#EFEF5E#EFEF5E

#EFEF5E is a very light, vivid yellow. Relative luminance 0.809; OKLCH L 92.6% C 0.164 H 109.2°. Best body text is #000000 at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#EFEF5E
RGB	rgb(239, 239, 94)
HSL	hsl(60, 82%, 65%)
HSV	hsv(60, 61%, 94%)
CMYK	cmyk(0%, 0%, 60.7%, 6.3%)
CIE-LAB	lab(92.08, -17.63, 67.95)
CIE-LCH	lch(92.08, 70.20, 104.54°)
OKLab	oklab(92.57% -0.054 0.1548)
OKLCH	oklch(92.57% 0.164 109.2)
XYZ	xyz(68.4856, 80.8938, 22.5939)
Luminance	0.8089 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEF5E #5E5EEF

analogous

#EFA65E #EFEF5E #A6EF5E

triadic

#EFEF5E #5EEFEF #EF5EEF

tetradic

#EFEF5E #5EEFA6 #5E5EEF #EF5EA6

square

#EFEF5E #5EEFA6 #5E5EEF #EF5EA6

split-complementary

#EFEF5E #5EA6EF #A65EEF

monochromatic

#C0C013 #E9E926 #EFEF5E #F5F596 #FAFACD

Accessibility & contrast

On white

1.22

#EFEF5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.18

#EFEF5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEF5E

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEF5E	#FFFFFF	#000000	##000000
##EFEF5E	1.00	1.22	17.18	17.18
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.18	21.00	1.00	1.00
##000000	17.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE64C

Deuteranopia (green-blind)

#FFEB67

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #efef5e;
/* rgb */ color: rgb(239, 239, 94);
/* oklch */ color: oklch(92.6% 0.164 109.2);

Tailwind

colors: {
  custom: {
    50: '#f7f492',
    500: '#efef5e',
    950: '#000000',
  },
}

SCSS

$custom: #efef5e;
$custom-light: #f7f492;
$custom-dark: #000000;

JSON

{
  "hex": "#efef5e",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 94
  },
  "hsl": {
    "h": 60,
    "s": 81.921,
    "l": 65.294
  },
  "oklch": {
    "l": 0.92568,
    "c": 0.16397,
    "h": 109.2
  },
  "luminance": 0.80892
}

Semantic roles & 50–950 ramp

primary

#EFEF5E

secondary

#3333BE

accent

#07DE07

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFEF5E

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

Preview Lab → · Contrast checker → · Palette generator →