#EFDD50#EFDD50

#EFDD50 is a very light, vivid yellow. Relative luminance 0.706; OKLCH L 88.7% C 0.157 H 102.0°. Best body text is #000000 at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#EFDD50
RGB	rgb(239, 221, 80)
HSL	hsl(53, 83%, 63%)
HSV	hsv(53, 67%, 94%)
CMYK	cmyk(0%, 7.5%, 66.5%, 6.3%)
CIE-LAB	lab(87.31, -9.58, 68.54)
CIE-LCH	lch(87.31, 69.21, 97.96°)
OKLab	oklab(88.74% -0.0326 0.154)
OKLCH	oklch(88.74% 0.157 102)
XYZ	xyz(62.9037, 70.6454, 17.9104)
Luminance	0.7064 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDD50 #5062EF

analogous

#EF8E50 #EFDD50 #B1EF50

triadic

#EFDD50 #50EFDD #DD50EF

tetradic

#EFDD50 #50EF8E #5062EF #EF50B1

square

#EFDD50 #50EF8E #5062EF #EF50B1

split-complementary

#EFDD50 #50B1EF #8E50EF

monochromatic

#B4A210 #EAD218 #EFDD50 #F4E888 #F9F3C0

Accessibility & contrast

On white

1.39

#EFDD50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.13

#EFDD50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDD50

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDD50	#FFFFFF	#000000	##000000
##EFDD50	1.00	1.39	15.13	15.13
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.13	21.00	1.00	1.00
##000000	15.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D63D

Deuteranopia (green-blind)

#F6DE58

Tritanopia (blue-blind)

#FFCEC0

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #efdd50;
/* rgb */ color: rgb(239, 221, 80);
/* oklch */ color: oklch(88.7% 0.157 102.0);

Tailwind

colors: {
  custom: {
    50: '#f8e788',
    500: '#efdd50',
    950: '#000000',
  },
}

SCSS

$custom: #efdd50;
$custom-light: #f8e788;
$custom-dark: #000000;

JSON

{
  "hex": "#efdd50",
  "rgb": {
    "r": 239,
    "g": 221,
    "b": 80
  },
  "hsl": {
    "h": 53.208,
    "s": 83.246,
    "l": 62.549
  },
  "oklch": {
    "l": 0.88735,
    "c": 0.15744,
    "h": 102
  },
  "luminance": 0.70643
}

Semantic roles & 50–950 ramp

primary

#EFDD50

secondary

#2F3EB4

accent

#1EE006

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFDD50

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

Preview Lab → · Contrast checker → · Palette generator →