#4367B4#4367B4

#4367B4 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.5% C 0.128 H 263.7°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#4367B4
RGB	rgb(67, 103, 180)
HSL	hsl(221, 46%, 48%)
HSV	hsv(221, 63%, 71%)
CMYK	cmyk(62.8%, 42.8%, 0%, 29.4%)
CIE-LAB	lab(44.50, 11.80, -44.77)
CIE-LCH	lch(44.50, 46.30, 284.77°)
OKLab	oklab(52.55% -0.0141 -0.1276)
OKLCH	oklch(52.55% 0.128 263.7)
XYZ	xyz(15.4003, 14.1877, 45.0981)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367B4 #B49043

analogous

#439FB4 #4367B4 #5743B4

triadic

#4367B4 #B44367 #67B443

tetradic

#4367B4 #B4439F #B49043 #43B457

square

#4367B4 #B4439F #B49043 #43B457

split-complementary

#4367B4 #B45743 #9FB443

monochromatic

#22345B #324D87 #4367B4 #6C89C8 #99ADD9

Accessibility & contrast

On white

5.47

#4367B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#4367B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367B4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367B4	#FFFFFF	#000000	##FFFFFF
##4367B4	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446FB7

Deuteranopia (green-blind)

#3364B2

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4367b4;
/* rgb */ color: rgb(67, 103, 180);
/* oklch */ color: oklch(52.5% 0.128 263.7);

Tailwind

colors: {
  custom: {
    50: '#8292cb',
    500: '#4367b4',
    950: '#000000',
  },
}

SCSS

$custom: #4367b4;
$custom-light: #8292cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4367b4",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 180
  },
  "hsl": {
    "h": 220.885,
    "s": 45.749,
    "l": 48.431
  },
  "oklch": {
    "l": 0.52549,
    "c": 0.12837,
    "h": 263.7
  },
  "luminance": 0.14189
}

Semantic roles & 50–950 ramp

primary

#4367B4

secondary

#C5B38E

accent

#AC52D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4367B4

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

Preview Lab → · Contrast checker → · Palette generator →