#4367B8#4367B8

#4367B8 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.8% C 0.134 H 264.3°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4367B8
RGB	rgb(67, 103, 184)
HSL	hsl(222, 47%, 49%)
HSV	hsv(222, 64%, 72%)
CMYK	cmyk(63.6%, 44%, 0%, 27.8%)
CIE-LAB	lab(44.73, 13.21, -46.73)
CIE-LCH	lch(44.73, 48.56, 285.79°)
OKLab	oklab(52.81% -0.0133 -0.1333)
OKLCH	oklch(52.81% 0.134 264.3)
XYZ	xyz(15.8137, 14.3530, 47.2752)
Luminance	0.1435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367B8 #B89443

analogous

#43A2B8 #4367B8 #5943B8

triadic

#4367B8 #B84367 #67B843

tetradic

#4367B8 #B843A2 #B89443 #43B859

square

#4367B8 #B843A2 #B89443 #43B859

split-complementary

#4367B8 #B85943 #A2B843

monochromatic

#22355E #334E8B #4367B8 #6E8ACA #9BAEDB

Accessibility & contrast

On white

5.43

#4367B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#4367B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367B8

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367B8	#FFFFFF	#000000	##FFFFFF
##4367B8	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4170BB

Deuteranopia (green-blind)

#2F65B6

Tritanopia (blue-blind)

#007986

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4367b8;
/* rgb */ color: rgb(67, 103, 184);
/* oklch */ color: oklch(52.8% 0.134 264.3);

Tailwind

colors: {
  custom: {
    50: '#8291ce',
    500: '#4367b8',
    950: '#000000',
  },
}

SCSS

$custom: #4367b8;
$custom-light: #8291ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4367b8",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 184
  },
  "hsl": {
    "h": 221.538,
    "s": 46.614,
    "l": 49.216
  },
  "oklch": {
    "l": 0.52805,
    "c": 0.13401,
    "h": 264.3
  },
  "luminance": 0.14354
}

Semantic roles & 50–950 ramp

primary

#4367B8

secondary

#C7B690

accent

#AD52D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4367B8

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

Preview Lab → · Contrast checker → · Palette generator →