#455BCA#455BCA

#455BCA is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.173 H 270.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#455BCA
RGB	rgb(69, 91, 202)
HSL	hsl(230, 56%, 53%)
HSV	hsv(230, 66%, 79%)
CMYK	cmyk(65.8%, 55%, 0%, 20.8%)
CIE-LAB	lab(42.78, 27.54, -60.31)
CIE-LCH	lch(42.78, 66.30, 294.54°)
OKLab	oklab(51.72% 0.0021 -0.1734)
OKLCH	oklch(51.72% 0.173 270.7)
XYZ	xyz(16.8524, 13.0101, 57.4888)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BCA #CAB445

analogous

#459ECA #455BCA #7145CA

triadic

#455BCA #CA455B #5BCA45

tetradic

#455BCA #CA459E #CAB445 #45CA71

square

#455BCA #CA459E #CAB445 #45CA71

split-complementary

#455BCA #CA7145 #9ECA45

monochromatic

#212F74 #2F42A3 #455BCA #7585D8 #A4AFE5

Accessibility & contrast

On white

5.83

#455BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#455BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BCA

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BCA	#FFFFFF	#000000	##FFFFFF
##455BCA	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455bca;
/* rgb */ color: rgb(69, 91, 202);
/* oklch */ color: oklch(51.7% 0.173 270.7);

Tailwind

colors: {
  custom: {
    50: '#8789db',
    500: '#455bca',
    950: '#000000',
  },
}

SCSS

$custom: #455bca;
$custom-light: #8789db;
$custom-dark: #000000;

JSON

{
  "hex": "#455bca",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 202
  },
  "hsl": {
    "h": 230.075,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51722,
    "c": 0.1734,
    "h": 270.7
  },
  "luminance": 0.13012
}

Semantic roles & 50–950 ramp

primary

#455BCA

secondary

#D2C999

accent

#C649DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #455BCA

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

Preview Lab → · Contrast checker → · Palette generator →