#455BB2#455BB2

#455BB2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.0% C 0.140 H 270.0°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#455BB2
RGB	rgb(69, 91, 178)
HSL	hsl(228, 44%, 48%)
HSV	hsv(228, 61%, 70%)
CMYK	cmyk(61.2%, 48.9%, 0%, 30.2%)
CIE-LAB	lab(41.15, 19.14, -48.95)
CIE-LCH	lch(41.15, 52.56, 291.35°)
OKLab	oklab(49.98% 0.0001 -0.14)
OKLCH	oklch(49.98% 0.14 270)
XYZ	xyz(14.2285, 11.9606, 43.6697)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BB2 #B29C45

analogous

#4591B2 #455BB2 #6545B2

triadic

#455BB2 #B2455B #5BB245

tetradic

#455BB2 #B24591 #B29C45 #45B265

square

#455BB2 #B24591 #B29C45 #45B265

split-complementary

#455BB2 #B26545 #91B245

monochromatic

#232E5A #344486 #455BB2 #6E80C7 #9AA6D8

Accessibility & contrast

On white

6.19

#455BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#455BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BB2

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BB2	#FFFFFF	#000000	##FFFFFF
##455BB2	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F66B5

Deuteranopia (green-blind)

#1A5CB0

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455bb2;
/* rgb */ color: rgb(69, 91, 178);
/* oklch */ color: oklch(50.0% 0.140 270.0);

Tailwind

colors: {
  custom: {
    50: '#8389c9',
    500: '#455bb2',
    950: '#000000',
  },
}

SCSS

$custom: #455bb2;
$custom-light: #8389c9;
$custom-dark: #000000;

JSON

{
  "hex": "#455bb2",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 178
  },
  "hsl": {
    "h": 227.89,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.49976,
    "c": 0.13999,
    "h": 270
  },
  "luminance": 0.11962
}

Semantic roles & 50–950 ramp

primary

#455BB2

secondary

#C4B98F

accent

#BA54D4

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455BB2

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

Preview Lab → · Contrast checker → · Palette generator →