#4338DD#4338DD

#4338DD is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.6% C 0.237 H 275.4°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#4338DD
RGB	rgb(67, 56, 221)
HSL	hsl(244, 71%, 54%)
HSV	hsv(244, 75%, 87%)
CMYK	cmyk(69.7%, 74.7%, 0%, 13.3%)
CIE-LAB	lab(36.44, 54.42, -81.61)
CIE-LCH	lch(36.44, 98.09, 303.70°)
OKLab	oklab(47.57% 0.0225 -0.236)
OKLCH	oklch(47.57% 0.237 275.4)
XYZ	xyz(16.7758, 9.2405, 69.2921)
Luminance	0.0924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.72

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4338DD #D2DD38

analogous

#3880DD #4338DD #9638DD

triadic

#4338DD #DD4338 #38DD43

tetradic

#4338DD #DD3880 #D2DD38 #38DD96

square

#4338DD #DD3880 #D2DD38 #38DD96

split-complementary

#4338DD #DD9638 #80DD38

monochromatic

#1E1784 #2A1FB8 #4338DD #746CE6 #A6A1EF

Accessibility & contrast

On white

7.37

#4338DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4338DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4338DD

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4338DD	#FFFFFF	#000000	##FFFFFF
##4338DD	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE2

Deuteranopia (green-blind)

#004EDA

Tritanopia (blue-blind)

#006888

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4338dd;
/* rgb */ color: rgb(67, 56, 221);
/* oklch */ color: oklch(47.6% 0.237 275.4);

Tailwind

colors: {
  custom: {
    50: '#8d71e9',
    500: '#4338dd',
    950: '#000000',
  },
}

SCSS

$custom: #4338dd;
$custom-light: #8d71e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4338dd",
  "rgb": {
    "r": 67,
    "g": 56,
    "b": 221
  },
  "hsl": {
    "h": 244,
    "s": 70.815,
    "l": 54.314
  },
  "oklch": {
    "l": 0.47566,
    "c": 0.23703,
    "h": 275.4
  },
  "luminance": 0.09242
}

Semantic roles & 50–950 ramp

primary

#4338DD

secondary

#D7DB95

accent

#EE3AE2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4338DD

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

Preview Lab → · Contrast checker → · Palette generator →