#4337A2#4337A2

#4337A2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.8% C 0.165 H 281.6°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#4337A2
RGB	rgb(67, 55, 162)
HSL	hsl(247, 49%, 43%)
HSV	hsv(247, 66%, 64%)
CMYK	cmyk(58.6%, 66%, 0%, 36.5%)
CIE-LAB	lab(30.72, 36.23, -56.32)
CIE-LCH	lch(30.72, 66.96, 302.75°)
OKLab	oklab(41.81% 0.0332 -0.162)
OKLCH	oklch(41.81% 0.165 281.6)
XYZ	xyz(10.2005, 6.5336, 34.8990)
Luminance	0.0653 (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

#4337A2 #96A237

analogous

#3760A2 #4337A2 #7937A2

triadic

#4337A2 #A24337 #37A243

tetradic

#4337A2 #A23760 #96A237 #37A279

square

#4337A2 #A23760 #96A237 #37A279

split-complementary

#4337A2 #A27937 #60A237

monochromatic

#1D1847 #302774 #4337A2 #5F52C4 #8980D4

Accessibility & contrast

On white

9.10

#4337A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#4337A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337A2

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337A2	#FFFFFF	#000000	##FFFFFF
##4337A2	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA5

Deuteranopia (green-blind)

#0044A0

Tritanopia (blue-blind)

#0A5267

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4337a2;
/* rgb */ color: rgb(67, 55, 162);
/* oklch */ color: oklch(41.8% 0.165 281.6);

Tailwind

colors: {
  custom: {
    50: '#816fbe',
    500: '#4337a2',
    950: '#000000',
  },
}

SCSS

$custom: #4337a2;
$custom-light: #816fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#4337a2",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 162
  },
  "hsl": {
    "h": 246.729,
    "s": 49.309,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41805,
    "c": 0.16538,
    "h": 281.6
  },
  "luminance": 0.06534
}

Semantic roles & 50–950 ramp

primary

#4337A2

secondary

#B5BD78

accent

#D94FC9

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4337A2

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

Preview Lab → · Contrast checker → · Palette generator →