#455BDA#455BDA

#455BDA is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.0% C 0.195 H 270.7°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#455BDA
RGB	rgb(69, 91, 218)
HSL	hsl(231, 67%, 56%)
HSV	hsv(231, 68%, 85%)
CMYK	cmyk(68.3%, 58.3%, 0%, 14.5%)
CIE-LAB	lab(43.96, 33.13, -67.57)
CIE-LCH	lch(43.96, 75.26, 296.12°)
OKLab	oklab(52.97% 0.0025 -0.1948)
OKLCH	oklch(52.97% 0.195 270.7)
XYZ	xyz(18.8459, 13.8075, 67.9880)
Luminance	0.1381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BDA #DAC445

analogous

#45A6DA #455BDA #7A45DA

triadic

#455BDA #DA455B #5BDA45

tetradic

#455BDA #DA45A6 #DAC445 #45DA7A

square

#455BDA #DA45A6 #DAC445 #45DA7A

split-complementary

#455BDA #DA7A45 #A6DA45

monochromatic

#1B2C89 #253CBC #455BDA #7888E4 #ABB5EE

Accessibility & contrast

On white

5.58

#455BDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#455BDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BDA

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BDA	#FFFFFF	#000000	##FFFFFF
##455BDA	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDE

Deuteranopia (green-blind)

#0061D7

Tritanopia (blue-blind)

#007A92

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #455bda;
/* rgb */ color: rgb(69, 91, 218);
/* oklch */ color: oklch(53.0% 0.195 270.7);

Tailwind

colors: {
  custom: {
    50: '#8a89e6',
    500: '#455bda',
    950: '#000000',
  },
}

SCSS

$custom: #455bda;
$custom-light: #8a89e6;
$custom-dark: #000000;

JSON

{
  "hex": "#455bda",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 218
  },
  "hsl": {
    "h": 231.141,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.52972,
    "c": 0.19478,
    "h": 270.7
  },
  "luminance": 0.13809
}

Semantic roles & 50–950 ramp

primary

#455BDA

secondary

#DCD39F

accent

#D03EEA

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #455BDA

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

Preview Lab → · Contrast checker → · Palette generator →