#455FB9#455FB9

#455FB9 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.3% C 0.145 H 268.7°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#455FB9
RGB	rgb(69, 95, 185)
HSL	hsl(227, 46%, 50%)
HSV	hsv(227, 63%, 73%)
CMYK	cmyk(62.7%, 48.6%, 0%, 27.5%)
CIE-LAB	lab(42.69, 19.02, -50.58)
CIE-LCH	lch(42.69, 54.04, 290.61°)
OKLab	oklab(51.29% -0.0032 -0.1447)
OKLCH	oklch(51.29% 0.145 268.7)
XYZ	xyz(15.3004, 12.9511, 47.5830)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FB9 #B99F45

analogous

#4599B9 #455FB9 #6545B9

triadic

#455FB9 #B9455F #5FB945

tetradic

#455FB9 #B94599 #B99F45 #45B965

square

#455FB9 #B94599 #B99F45 #45B965

split-complementary

#455FB9 #B96545 #99B945

monochromatic

#243160 #34488C #455FB9 #7185CA #9EABDB

Accessibility & contrast

On white

5.85

#455FB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#455FB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FB9

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FB9	#FFFFFF	#000000	##FFFFFF
##455FB9	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306ABC

Deuteranopia (green-blind)

#1960B7

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455fb9;
/* rgb */ color: rgb(69, 95, 185);
/* oklch */ color: oklch(51.3% 0.145 268.7);

Tailwind

colors: {
  custom: {
    50: '#848ccf',
    500: '#455fb9',
    950: '#000000',
  },
}

SCSS

$custom: #455fb9;
$custom-light: #848ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#455fb9",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 185
  },
  "hsl": {
    "h": 226.552,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.51288,
    "c": 0.14476,
    "h": 268.7
  },
  "luminance": 0.12952
}

Semantic roles & 50–950 ramp

primary

#455FB9

secondary

#C7BB93

accent

#B852D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #455FB9

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

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