#4337C3#4337C3

#4337C3 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.207 H 277.8°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#4337C3
RGB	rgb(67, 55, 195)
HSL	hsl(245, 56%, 49%)
HSV	hsv(245, 72%, 76%)
CMYK	cmyk(65.6%, 71.8%, 0%, 23.5%)
CIE-LAB	lab(33.70, 46.84, -71.07)
CIE-LCH	lch(33.70, 85.11, 303.39°)
OKLab	oklab(44.86% 0.0282 -0.2052)
OKLCH	oklch(44.86% 0.207 277.8)
XYZ	xyz(13.5281, 7.8647, 52.4243)
Luminance	0.0787 (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

#4337C3 #B7C337

analogous

#3771C3 #4337C3 #8937C3

triadic

#4337C3 #C34337 #37C343

tetradic

#4337C3 #C33771 #B7C337 #37C389

square

#4337C3 #C33771 #B7C337 #37C389

split-complementary

#4337C3 #C38937 #71C337

monochromatic

#221C64 #332A93 #4337C3 #6D64D3 #9A94E1

Accessibility & contrast

On white

8.16

#4337C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4337C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337C3

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337C3	#FFFFFF	#000000	##FFFFFF
##4337C3	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C7

Deuteranopia (green-blind)

#0049C0

Tritanopia (blue-blind)

#005E79

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4337c3;
/* rgb */ color: rgb(67, 55, 195);
/* oklch */ color: oklch(44.9% 0.207 277.8);

Tailwind

colors: {
  custom: {
    50: '#8770d6',
    500: '#4337c3',
    950: '#000000',
  },
}

SCSS

$custom: #4337c3;
$custom-light: #8770d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4337c3",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 195
  },
  "hsl": {
    "h": 245.143,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.44856,
    "c": 0.20712,
    "h": 277.8
  },
  "luminance": 0.07866
}

Semantic roles & 50–950 ramp

primary

#4337C3

secondary

#C6CC8A

accent

#DF49D2

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4337C3

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

Preview Lab → · Contrast checker → · Palette generator →