#4367B0#4367B0

#4367B0 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.3% C 0.123 H 263.0°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#4367B0
RGB	rgb(67, 103, 176)
HSL	hsl(220, 45%, 48%)
HSV	hsv(220, 62%, 69%)
CMYK	cmyk(61.9%, 41.5%, 0%, 31%)
CIE-LAB	lab(44.27, 10.40, -42.80)
CIE-LCH	lch(44.27, 44.04, 283.66°)
OKLab	oklab(52.3% -0.0149 -0.1218)
OKLCH	oklch(52.3% 0.123 263)
XYZ	xyz(14.9987, 14.0271, 42.9830)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367B0 #B08C43

analogous

#439EB0 #4367B0 #5543B0

triadic

#4367B0 #B04367 #67B043

tetradic

#4367B0 #B0439E #B08C43 #43B055

square

#4367B0 #B0439E #B08C43 #43B055

split-complementary

#4367B0 #B05543 #9EB043

monochromatic

#213357 #324D84 #4367B0 #6A88C6 #96ACD7

Accessibility & contrast

On white

5.52

#4367B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#4367B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367B0

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367B0	#FFFFFF	#000000	##FFFFFF
##4367B0	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#476EB3

Deuteranopia (green-blind)

#3764AE

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4367b0;
/* rgb */ color: rgb(67, 103, 176);
/* oklch */ color: oklch(52.3% 0.123 263.0);

Tailwind

colors: {
  custom: {
    50: '#8192c8',
    500: '#4367b0',
    950: '#000000',
  },
}

SCSS

$custom: #4367b0;
$custom-light: #8192c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4367b0",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 176
  },
  "hsl": {
    "h": 220.183,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.52298,
    "c": 0.12271,
    "h": 263
  },
  "luminance": 0.14028
}

Semantic roles & 50–950 ramp

primary

#4367B0

secondary

#C3B18C

accent

#AA53D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4367B0

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

Preview Lab → · Contrast checker → · Palette generator →