#455FB3#455FB3

#455FB3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.9% C 0.136 H 268.3°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#455FB3
RGB	rgb(69, 95, 179)
HSL	hsl(226, 44%, 49%)
HSV	hsv(226, 61%, 70%)
CMYK	cmyk(61.5%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(42.31, 16.92, -47.68)
CIE-LCH	lch(42.31, 50.59, 289.54°)
OKLab	oklab(50.88% -0.004 -0.1362)
OKLCH	oklch(50.88% 0.136 268.3)
XYZ	xyz(14.6804, 12.7031, 44.3174)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FB3 #B39945

analogous

#4596B3 #455FB3 #6245B3

triadic

#455FB3 #B3455F #5FB345

tetradic

#455FB3 #B34596 #B39945 #45B362

square

#455FB3 #B34596 #B39945 #45B362

split-complementary

#455FB3 #B36245 #96B345

monochromatic

#23305B #344887 #455FB3 #6E83C7 #9AA9D8

Accessibility & contrast

On white

5.93

#455FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#455FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FB3

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FB3	#FFFFFF	#000000	##FFFFFF
##455FB3	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B6

Deuteranopia (green-blind)

#245FB1

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455fb3;
/* rgb */ color: rgb(69, 95, 179);
/* oklch */ color: oklch(50.9% 0.136 268.3);

Tailwind

colors: {
  custom: {
    50: '#838cca',
    500: '#455fb3',
    950: '#000000',
  },
}

SCSS

$custom: #455fb3;
$custom-light: #838cca;
$custom-dark: #000000;

JSON

{
  "hex": "#455fb3",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 225.818,
    "s": 44.355,
    "l": 48.627
  },
  "oklch": {
    "l": 0.50879,
    "c": 0.13625,
    "h": 268.3
  },
  "luminance": 0.12704
}

Semantic roles & 50–950 ramp

primary

#455FB3

secondary

#C4B88F

accent

#B654D4

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #455FB3

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

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