#4367B3#4367B3

#4367B3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.5% C 0.127 H 263.5°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4367B3
RGB	rgb(67, 103, 179)
HSL	hsl(221, 46%, 48%)
HSV	hsv(221, 63%, 70%)
CMYK	cmyk(62.6%, 42.5%, 0%, 29.8%)
CIE-LAB	lab(44.44, 11.45, -44.28)
CIE-LCH	lch(44.44, 45.74, 284.50°)
OKLab	oklab(52.49% -0.0143 -0.1261)
OKLCH	oklch(52.49% 0.127 263.5)
XYZ	xyz(15.2988, 14.1471, 44.5635)
Luminance	0.1415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367B3 #B38F43

analogous

#439FB3 #4367B3 #5743B3

triadic

#4367B3 #B34367 #67B343

tetradic

#4367B3 #B3439F #B38F43 #43B357

square

#4367B3 #B3439F #B38F43 #43B357

split-complementary

#4367B3 #B35743 #9FB343

monochromatic

#22345A #324D86 #4367B3 #6B89C8 #98ADD8

Accessibility & contrast

On white

5.48

#4367B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#4367B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367B3

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367B3	#FFFFFF	#000000	##FFFFFF
##4367B3	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456FB6

Deuteranopia (green-blind)

#3464B1

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4367b3;
/* rgb */ color: rgb(67, 103, 179);
/* oklch */ color: oklch(52.5% 0.127 263.5);

Tailwind

colors: {
  custom: {
    50: '#8192ca',
    500: '#4367b3',
    950: '#000000',
  },
}

SCSS

$custom: #4367b3;
$custom-light: #8192ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4367b3",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 179
  },
  "hsl": {
    "h": 220.714,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.52486,
    "c": 0.12695,
    "h": 263.5
  },
  "luminance": 0.14148
}

Semantic roles & 50–950 ramp

primary

#4367B3

secondary

#C4B38D

accent

#AB53D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4367B3

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

Preview Lab → · Contrast checker → · Palette generator →