#4338CC#4338CC

#4338CC is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.9% C 0.217 H 276.8°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#4338CC
RGB	rgb(67, 56, 204)
HSL	hsl(244, 59%, 51%)
HSV	hsv(244, 73%, 80%)
CMYK	cmyk(67.2%, 72.5%, 0%, 20%)
CIE-LAB	lab(34.76, 49.13, -74.57)
CIE-LCH	lch(34.76, 89.30, 303.38°)
OKLab	oklab(45.87% 0.0259 -0.2154)
OKLCH	oklch(45.87% 0.217 276.8)
XYZ	xyz(14.6244, 8.3800, 57.9618)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4338CC #C1CC38

analogous

#3877CC #4338CC #8D38CC

triadic

#4338CC #CC4338 #38CC43

tetradic

#4338CC #CC3877 #C1CC38 #38CC8D

square

#4338CC #CC3877 #C1CC38 #38CC8D

split-complementary

#4338CC #CC8D38 #77CC38

monochromatic

#221C6E #31299E #4338CC #7169D8 #9F99E5

Accessibility & contrast

On white

7.85

#4338CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4338CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4338CC

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4338CC	#FFFFFF	#000000	##FFFFFF
##4338CC	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004BC9

Tritanopia (blue-blind)

#00627F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4338cc;
/* rgb */ color: rgb(67, 56, 204);
/* oklch */ color: oklch(45.9% 0.217 276.8);

Tailwind

colors: {
  custom: {
    50: '#8971dd',
    500: '#4338cc',
    950: '#000000',
  },
}

SCSS

$custom: #4338cc;
$custom-light: #8971dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4338cc",
  "rgb": {
    "r": 67,
    "g": 56,
    "b": 204
  },
  "hsl": {
    "h": 244.459,
    "s": 59.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45873,
    "c": 0.21699,
    "h": 276.8
  },
  "luminance": 0.08381
}

Semantic roles & 50–950 ramp

primary

#4338CC

secondary

#CCD18F

accent

#E245D7

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4338CC

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

Preview Lab → · Contrast checker → · Palette generator →