#455EB9#455EB9

#455EB9 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.1% C 0.146 H 269.2°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#455EB9
RGB	rgb(69, 94, 185)
HSL	hsl(227, 46%, 50%)
HSV	hsv(227, 63%, 73%)
CMYK	cmyk(62.7%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(42.42, 19.66, -51.02)
CIE-LCH	lch(42.42, 54.68, 291.07°)
OKLab	oklab(51.08% -0.0021 -0.146)
OKLCH	oklch(51.08% 0.146 269.2)
XYZ	xyz(15.2109, 12.7721, 47.5532)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455EB9 #B9A045

analogous

#4598B9 #455EB9 #6645B9

triadic

#455EB9 #B9455E #5EB945

tetradic

#455EB9 #B94598 #B9A045 #45B966

square

#455EB9 #B94598 #B9A045 #45B966

split-complementary

#455EB9 #B96645 #98B945

monochromatic

#243160 #34478C #455EB9 #7184CA #9EABDB

Accessibility & contrast

On white

5.91

#455EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#455EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455EB9

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455EB9	#FFFFFF	#000000	##FFFFFF
##455EB9	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E6ABC

Deuteranopia (green-blind)

#155FB7

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455eb9;
/* rgb */ color: rgb(69, 94, 185);
/* oklch */ color: oklch(51.1% 0.146 269.2);

Tailwind

colors: {
  custom: {
    50: '#848bcf',
    500: '#455eb9',
    950: '#000000',
  },
}

SCSS

$custom: #455eb9;
$custom-light: #848bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#455eb9",
  "rgb": {
    "r": 69,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 227.069,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.51082,
    "c": 0.14605,
    "h": 269.2
  },
  "luminance": 0.12773
}

Semantic roles & 50–950 ramp

primary

#455EB9

secondary

#C7BC93

accent

#B952D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455EB9

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

Preview Lab → · Contrast checker → · Palette generator →