#4359B3#4359B3

#4359B3 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.5% C 0.145 H 270.1°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#4359B3
RGB	rgb(67, 89, 179)
HSL	hsl(228, 46%, 48%)
HSV	hsv(228, 63%, 70%)
CMYK	cmyk(62.6%, 50.3%, 0%, 29.8%)
CIE-LAB	lab(40.56, 20.40, -50.50)
CIE-LCH	lch(40.56, 54.47, 292.00°)
OKLab	oklab(49.52% 0.0002 -0.1446)
OKLCH	oklch(49.52% 0.145 270.1)
XYZ	xyz(14.0211, 11.5915, 44.1376)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4359B3 #B39D43

analogous

#4391B3 #4359B3 #6543B3

triadic

#4359B3 #B34359 #59B343

tetradic

#4359B3 #B34391 #B39D43 #43B365

square

#4359B3 #B34391 #B39D43 #43B365

split-complementary

#4359B3 #B36543 #91B343

monochromatic

#222D5A #324386 #4359B3 #6B7EC8 #98A5D8

Accessibility & contrast

On white

6.33

#4359B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#4359B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4359B3

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4359B3	#FFFFFF	#000000	##FFFFFF
##4359B3	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2865B6

Deuteranopia (green-blind)

#0C5BB1

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4359b3;
/* rgb */ color: rgb(67, 89, 179);
/* oklch */ color: oklch(49.5% 0.145 270.1);

Tailwind

colors: {
  custom: {
    50: '#8287ca',
    500: '#4359b3',
    950: '#000000',
  },
}

SCSS

$custom: #4359b3;
$custom-light: #8287ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4359b3",
  "rgb": {
    "r": 67,
    "g": 89,
    "b": 179
  },
  "hsl": {
    "h": 228.214,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49516,
    "c": 0.14461,
    "h": 270.1
  },
  "luminance": 0.11593
}

Semantic roles & 50–950 ramp

primary

#4359B3

secondary

#C4BA8D

accent

#BC53D5

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4359B3

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

Preview Lab → · Contrast checker → · Palette generator →