#4337A8#4337A8

#4337A8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.3% C 0.173 H 280.8°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#4337A8
RGB	rgb(67, 55, 168)
HSL	hsl(246, 51%, 44%)
HSV	hsv(246, 67%, 66%)
CMYK	cmyk(60.1%, 67.3%, 0%, 34.1%)
CIE-LAB	lab(31.24, 38.17, -59.09)
CIE-LCH	lch(31.24, 70.35, 302.86°)
OKLab	oklab(42.34% 0.0325 -0.1701)
OKLCH	oklch(42.34% 0.173 280.8)
XYZ	xyz(10.7466, 6.7521, 37.7752)
Luminance	0.0675 (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

#4337A8 #9CA837

analogous

#3763A8 #4337A8 #7B37A8

triadic

#4337A8 #A84337 #37A843

tetradic

#4337A8 #A83763 #9CA837 #37A87B

square

#4337A8 #A83763 #9CA837 #37A87B

split-complementary

#4337A8 #A87B37 #63A837

monochromatic

#1E194C #31287A #4337A8 #6155C7 #8C83D6

Accessibility & contrast

On white

8.93

#4337A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#4337A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337A8

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337A8	#FFFFFF	#000000	##FFFFFF
##4337A8	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#00546B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4337a8;
/* rgb */ color: rgb(67, 55, 168);
/* oklch */ color: oklch(42.3% 0.173 280.8);

Tailwind

colors: {
  custom: {
    50: '#826fc3',
    500: '#4337a8',
    950: '#000000',
  },
}

SCSS

$custom: #4337a8;
$custom-light: #826fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#4337a8",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 168
  },
  "hsl": {
    "h": 246.372,
    "s": 50.673,
    "l": 43.725
  },
  "oklch": {
    "l": 0.42337,
    "c": 0.17322,
    "h": 280.8
  },
  "luminance": 0.06753
}

Semantic roles & 50–950 ramp

primary

#4337A8

secondary

#B9C07B

accent

#DA4ECB

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4337A8

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

Preview Lab → · Contrast checker → · Palette generator →