#4359B9#4359B9

#4359B9 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.9% C 0.153 H 270.3°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4359B9
RGB	rgb(67, 89, 185)
HSL	hsl(229, 47%, 49%)
HSV	hsv(229, 64%, 73%)
CMYK	cmyk(63.8%, 51.9%, 0%, 27.5%)
CIE-LAB	lab(40.96, 22.51, -53.37)
CIE-LCH	lch(40.96, 57.93, 292.87°)
OKLab	oklab(49.95% 0.0008 -0.1531)
OKLCH	oklch(49.95% 0.153 270.3)
XYZ	xyz(14.6411, 11.8396, 47.4032)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4359B9 #B9A343

analogous

#4394B9 #4359B9 #6843B9

triadic

#4359B9 #B94359 #59B943

tetradic

#4359B9 #B94394 #B9A343 #43B968

square

#4359B9 #B94394 #B9A343 #43B968

split-complementary

#4359B9 #B96843 #94B943

monochromatic

#222E5F #33438C #4359B9 #6F80CB #9BA7DB

Accessibility & contrast

On white

6.23

#4359B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4359B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4359B9

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4359B9	#FFFFFF	#000000	##FFFFFF
##4359B9	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2066BC

Deuteranopia (green-blind)

#005CB7

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4359b9;
/* rgb */ color: rgb(67, 89, 185);
/* oklch */ color: oklch(49.9% 0.153 270.3);

Tailwind

colors: {
  custom: {
    50: '#8387cf',
    500: '#4359b9',
    950: '#000000',
  },
}

SCSS

$custom: #4359b9;
$custom-light: #8387cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4359b9",
  "rgb": {
    "r": 67,
    "g": 89,
    "b": 185
  },
  "hsl": {
    "h": 228.814,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.49947,
    "c": 0.15307,
    "h": 270.3
  },
  "luminance": 0.11841
}

Semantic roles & 50–950 ramp

primary

#4359B9

secondary

#C7BD91

accent

#BE51D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4359B9

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

Preview Lab → · Contrast checker → · Palette generator →