#455CCE#455CCE

#455CCE is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.2% C 0.178 H 270.5°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#455CCE
RGB	rgb(69, 92, 206)
HSL	hsl(230, 58%, 54%)
HSV	hsv(230, 67%, 81%)
CMYK	cmyk(66.5%, 55.3%, 0%, 19.2%)
CIE-LAB	lab(43.32, 28.31, -61.73)
CIE-LCH	lch(43.32, 67.91, 294.63°)
OKLab	oklab(52.22% 0.0014 -0.1776)
OKLCH	oklch(52.22% 0.178 270.5)
XYZ	xyz(17.4182, 13.3741, 60.0441)
Luminance	0.1338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CCE #CEB745

analogous

#45A1CE #455CCE #7345CE

triadic

#455CCE #CE455C #5CCE45

tetradic

#455CCE #CE45A1 #CEB745 #45CE73

square

#455CCE #CE45A1 #CEB745 #45CE73

split-complementary

#455CCE #CE7345 #A1CE45

monochromatic

#202F79 #2D42A9 #455CCE #7586DB #A6B1E8

Accessibility & contrast

On white

5.71

#455CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#455CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CCE

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CCE	#FFFFFF	#000000	##FFFFFF
##455CCE	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#0060CC

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #455cce;
/* rgb */ color: rgb(69, 92, 206);
/* oklch */ color: oklch(52.2% 0.178 270.5);

Tailwind

colors: {
  custom: {
    50: '#8889de',
    500: '#455cce',
    950: '#000000',
  },
}

SCSS

$custom: #455cce;
$custom-light: #8889de;
$custom-dark: #000000;

JSON

{
  "hex": "#455cce",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 206
  },
  "hsl": {
    "h": 229.927,
    "s": 58.298,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52219,
    "c": 0.17758,
    "h": 270.5
  },
  "luminance": 0.13376
}

Semantic roles & 50–950 ramp

primary

#455CCE

secondary

#D5CB9A

accent

#C746E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #455CCE

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

Preview Lab → · Contrast checker → · Palette generator →