#4337C0#4337C0

#4337C0 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.6% C 0.203 H 278.1°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX#4337C0
RGBrgb(67, 55, 192)
HSLhsl(245, 55%, 48%)
HSVhsv(245, 71%, 75%)
CMYKcmyk(65.1%, 71.4%, 0%, 24.7%)
CIE-LABlab(33.41, 45.88, -69.77)
CIE-LCHlch(33.41, 83.51, 303.33°)
OKLaboklab(44.57% 0.0287 -0.2014)
OKLCHoklch(44.57% 0.203 278.1)
XYZxyz(13.1923, 7.7303, 50.6559)
Luminance0.0773 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4337C0 #B4C037
analogous
#3770C0 #4337C0 #8737C0
triadic
#4337C0 #C04337 #37C043
tetradic
#4337C0 #C03770 #B4C037 #37C087
square
#4337C0 #C03770 #B4C037 #37C087
split-complementary
#4337C0 #C08737 #70C037
monochromatic
#221C61 #322990 #4337C0 #6C62D2 #9992E0

Accessibility & contrast

On white

8.25
#4337C0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.55
#4337C0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337C0
8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4337C0#FFFFFF#000000##FFFFFF
##4337C01.008.252.558.25
#FFFFFF8.251.0021.001.00
#0000002.5521.001.0021.00
##FFFFFF8.251.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0054C4
Deuteranopia (green-blind)
#0049BD
Tritanopia (blue-blind)
#005D78
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #4337c0;
/* rgb */ color: rgb(67, 55, 192);
/* oklch */ color: oklch(44.6% 0.203 278.1);
Tailwind
colors: {
  custom: {
    50: '#8770d4',
    500: '#4337c0',
    950: '#000000',
  },
}
SCSS
$custom: #4337c0;
$custom-light: #8770d4;
$custom-dark: #000000;
JSON
{
  "hex": "#4337c0",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 192
  },
  "hsl": {
    "h": 245.255,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44567,
    "c": 0.20347,
    "h": 278.1
  },
  "luminance": 0.07731
}

Semantic roles & 50–950 ramp

primary
#4337C0
secondary
#C5CB88
accent
#DF49D2
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0714
muted
#7E7A83

Preview Lab

Preview with #4337C0

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

Preview Lab → · Contrast checker → · Palette generator →

#4337C0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva