#4337C1#4337C1

#4337C1 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.7% C 0.205 H 278.0°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#4337C1
RGB	rgb(67, 55, 193)
HSL	hsl(245, 56%, 49%)
HSV	hsv(245, 72%, 76%)
CMYK	cmyk(65.3%, 71.5%, 0%, 24.3%)
CIE-LAB	lab(33.51, 46.20, -70.21)
CIE-LCH	lch(33.51, 84.04, 303.35°)
OKLab	oklab(44.66% 0.0285 -0.2027)
OKLCH	oklch(44.66% 0.205 278)
XYZ	xyz(13.3035, 7.7748, 51.2414)
Luminance	0.0778 (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

#4337C1 #B5C137

analogous

#3770C1 #4337C1 #8837C1

triadic

#4337C1 #C14337 #37C143

tetradic

#4337C1 #C13770 #B5C137 #37C188

square

#4337C1 #C13770 #B5C137 #37C188

split-complementary

#4337C1 #C18837 #70C137

monochromatic

#221C62 #322991 #4337C1 #6C63D2 #9992E0

Accessibility & contrast

On white

8.22

#4337C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4337C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337C1

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337C1	#FFFFFF	#000000	##FFFFFF
##4337C1	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C5

Deuteranopia (green-blind)

#0049BE

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4337c1;
/* rgb */ color: rgb(67, 55, 193);
/* oklch */ color: oklch(44.7% 0.205 278.0);

Tailwind

colors: {
  custom: {
    50: '#8770d5',
    500: '#4337c1',
    950: '#000000',
  },
}

SCSS

$custom: #4337c1;
$custom-light: #8770d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4337c1",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 193
  },
  "hsl": {
    "h": 245.217,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44663,
    "c": 0.20469,
    "h": 278
  },
  "luminance": 0.07776
}

Semantic roles & 50–950 ramp

primary

#4337C1

secondary

#C5CB89

accent

#DF49D2

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4337C1

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

Preview Lab → · Contrast checker → · Palette generator →