#4367B9#4367B9

#4367B9 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.9% C 0.135 H 264.4°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#4367B9
RGB	rgb(67, 103, 185)
HSL	hsl(222, 47%, 49%)
HSV	hsv(222, 64%, 73%)
CMYK	cmyk(63.8%, 44.3%, 0%, 27.5%)
CIE-LAB	lab(44.79, 13.57, -47.22)
CIE-LCH	lch(44.79, 49.13, 286.03°)
OKLab	oklab(52.87% -0.0132 -0.1348)
OKLCH	oklch(52.87% 0.135 264.4)
XYZ	xyz(15.9189, 14.3951, 47.8292)
Luminance	0.1440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367B9 #B99543

analogous

#43A2B9 #4367B9 #5A43B9

triadic

#4367B9 #B94367 #67B943

tetradic

#4367B9 #B943A2 #B99543 #43B95A

square

#4367B9 #B943A2 #B99543 #43B95A

split-complementary

#4367B9 #B95A43 #A2B943

monochromatic

#22355F #334E8C #4367B9 #6F8BCB #9BAFDB

Accessibility & contrast

On white

5.41

#4367B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#4367B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367B9

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367B9	#FFFFFF	#000000	##FFFFFF
##4367B9	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4070BC

Deuteranopia (green-blind)

#2D65B7

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4367b9;
/* rgb */ color: rgb(67, 103, 185);
/* oklch */ color: oklch(52.9% 0.135 264.4);

Tailwind

colors: {
  custom: {
    50: '#8291ce',
    500: '#4367b9',
    950: '#000000',
  },
}

SCSS

$custom: #4367b9;
$custom-light: #8291ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4367b9",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 185
  },
  "hsl": {
    "h": 221.695,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5287,
    "c": 0.13541,
    "h": 264.4
  },
  "luminance": 0.14397
}

Semantic roles & 50–950 ramp

primary

#4367B9

secondary

#C7B791

accent

#AE51D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4367B9

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

Preview Lab → · Contrast checker → · Palette generator →