#EFED20#EFED20

#EFED20 is a very light, vivid yellow. Relative luminance 0.790; OKLCH L 91.8% C 0.194 H 109.0°. Best body text is #000000 at 16.80:1 contrast (WCAG AA passes).

Color values

HEX	#EFED20
RGB	rgb(239, 237, 32)
HSL	hsl(59, 87%, 53%)
HSV	hsv(59, 87%, 94%)
CMYK	cmyk(0%, 0.8%, 86.6%, 6.3%)
CIE-LAB	lab(91.25, -19.18, 86.08)
CIE-LCH	lch(91.25, 88.19, 102.56°)
OKLab	oklab(91.8% -0.0633 0.1834)
OKLCH	oklch(91.8% 0.194 109)
XYZ	xyz(66.1443, 79.0256, 13.1355)
Luminance	0.7902 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFED20 #2022EF

analogous

#EF8520 #EFED20 #8AEF20

triadic

#EFED20 #20EFED #ED20EF

tetradic

#EFED20 #20EF85 #2022EF #EF208A

square

#EFED20 #20EF85 #2022EF #EF208A

split-complementary

#EFED20 #208AEF #8520EF

monochromatic

#8B890A #C4C20E #EFED20 #F3F259 #F7F692

Accessibility & contrast

On white

1.25

#EFED20 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.80

#EFED20 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFED20

16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFED20	#FFFFFF	#000000	##000000
##EFED20	1.00	1.25	16.80	16.80
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.80	21.00	1.00	1.00
##000000	16.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE300

Deuteranopia (green-blind)

#FFE938

Tritanopia (blue-blind)

#FFDDCB

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #efed20;
/* rgb */ color: rgb(239, 237, 32);
/* oklch */ color: oklch(91.8% 0.194 109.0);

Tailwind

colors: {
  custom: {
    50: '#f9f275',
    500: '#efed20',
    950: '#000000',
  },
}

SCSS

$custom: #efed20;
$custom-light: #f9f275;
$custom-dark: #000000;

JSON

{
  "hex": "#efed20",
  "rgb": {
    "r": 239,
    "g": 237,
    "b": 32
  },
  "hsl": {
    "h": 59.42,
    "s": 86.611,
    "l": 53.137
  },
  "oklch": {
    "l": 0.91798,
    "c": 0.19405,
    "h": 109
  },
  "luminance": 0.79023
}

Semantic roles & 50–950 ramp

primary

#EFED20

secondary

#232490

accent

#2DFD2B

background

#FFFFFB

surface

#FFFEF2

border

#D7D6CC

text

#18160A

muted

#86857D

Preview Lab

Preview with #EFED20

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

Preview Lab → · Contrast checker → · Palette generator →