#455BCC#455BCC

#455BCC is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.176 H 270.7°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#455BCC
RGB	rgb(69, 91, 204)
HSL	hsl(230, 57%, 54%)
HSV	hsv(230, 66%, 80%)
CMYK	cmyk(66.2%, 55.4%, 0%, 20%)
CIE-LAB	lab(42.92, 28.24, -61.23)
CIE-LCH	lch(42.92, 67.43, 294.76°)
OKLab	oklab(51.87% 0.0022 -0.1761)
OKLCH	oklch(51.87% 0.176 270.7)
XYZ	xyz(17.0907, 13.1054, 58.7440)
Luminance	0.1311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BCC #CCB645

analogous

#459ECC #455BCC #7245CC

triadic

#455BCC #CC455B #5BCC45

tetradic

#455BCC #CC459E #CCB645 #45CC72

square

#455BCC #CC459E #CCB645 #45CC72

split-complementary

#455BCC #CC7245 #9ECC45

monochromatic

#202E76 #2E41A6 #455BCC #7585D9 #A5B0E6

Accessibility & contrast

On white

5.80

#455BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#455BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BCC

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BCC	#FFFFFF	#000000	##FFFFFF
##455BCC	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#005FCA

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455bcc;
/* rgb */ color: rgb(69, 91, 204);
/* oklch */ color: oklch(51.9% 0.176 270.7);

Tailwind

colors: {
  custom: {
    50: '#8789dc',
    500: '#455bcc',
    950: '#000000',
  },
}

SCSS

$custom: #455bcc;
$custom-light: #8789dc;
$custom-dark: #000000;

JSON

{
  "hex": "#455bcc",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 204
  },
  "hsl": {
    "h": 230.222,
    "s": 56.962,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51874,
    "c": 0.17611,
    "h": 270.7
  },
  "luminance": 0.13107
}

Semantic roles & 50–950 ramp

primary

#455BCC

secondary

#D3CA99

accent

#C748E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #455BCC

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

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