#455AB0#455AB0

#455AB0 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.6% C 0.138 H 270.4°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#455AB0
RGB	rgb(69, 90, 176)
HSL	hsl(228, 44%, 48%)
HSV	hsv(228, 61%, 69%)
CMYK	cmyk(60.8%, 48.9%, 0%, 31%)
CIE-LAB	lab(40.75, 19.08, -48.42)
CIE-LCH	lch(40.75, 52.04, 291.51°)
OKLab	oklab(49.63% 0.0009 -0.1384)
OKLCH	oklch(49.63% 0.138 270.4)
XYZ	xyz(13.9443, 11.7110, 42.5915)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455AB0 #B09B45

analogous

#458FB0 #455AB0 #6545B0

triadic

#455AB0 #B0455A #5AB045

tetradic

#455AB0 #B0458F #B09B45 #45B065

square

#455AB0 #B0458F #B09B45 #45B065

split-complementary

#455AB0 #B06545 #8FB045

monochromatic

#232D58 #344484 #455AB0 #6D7EC6 #99A5D7

Accessibility & contrast

On white

6.28

#455AB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#455AB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455AB0

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455AB0	#FFFFFF	#000000	##FFFFFF
##455AB0	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E65B3

Deuteranopia (green-blind)

#1B5CAE

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #455ab0;
/* rgb */ color: rgb(69, 90, 176);
/* oklch */ color: oklch(49.6% 0.138 270.4);

Tailwind

colors: {
  custom: {
    50: '#8288c8',
    500: '#455ab0',
    950: '#000000',
  },
}

SCSS

$custom: #455ab0;
$custom-light: #8288c8;
$custom-dark: #000000;

JSON

{
  "hex": "#455ab0",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 176
  },
  "hsl": {
    "h": 228.224,
    "s": 43.673,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49631,
    "c": 0.13843,
    "h": 270.4
  },
  "luminance": 0.11712
}

Semantic roles & 50–950 ramp

primary

#455AB0

secondary

#C3B88E

accent

#BA54D3

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455AB0

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

Preview Lab → · Contrast checker → · Palette generator →