#455BC3#455BC3

#455BC3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.164 H 270.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#455BC3
RGB	rgb(69, 91, 195)
HSL	hsl(230, 51%, 52%)
HSV	hsv(230, 65%, 76%)
CMYK	cmyk(64.6%, 53.3%, 0%, 23.5%)
CIE-LAB	lab(42.29, 25.09, -57.05)
CIE-LCH	lch(42.29, 62.32, 293.73°)
OKLab	oklab(51.2% 0.0017 -0.1638)
OKLCH	oklch(51.2% 0.164 270.6)
XYZ	xyz(16.0423, 12.6861, 53.2224)
Luminance	0.1269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BC3 #C3AD45

analogous

#459AC3 #455BC3 #6E45C3

triadic

#455BC3 #C3455B #5BC345

tetradic

#455BC3 #C3459A #C3AD45 #45C36E

square

#455BC3 #C3459A #C3AD45 #45C36E

split-complementary

#455BC3 #C36E45 #9AC345

monochromatic

#232F6B #314499 #455BC3 #7384D2 #A2ADE1

Accessibility & contrast

On white

5.94

#455BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#455BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BC3

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BC3	#FFFFFF	#000000	##FFFFFF
##455BC3	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156AC7

Deuteranopia (green-blind)

#005EC1

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455bc3;
/* rgb */ color: rgb(69, 91, 195);
/* oklch */ color: oklch(51.2% 0.164 270.6);

Tailwind

colors: {
  custom: {
    50: '#8689d6',
    500: '#455bc3',
    950: '#000000',
  },
}

SCSS

$custom: #455bc3;
$custom-light: #8689d6;
$custom-dark: #000000;

JSON

{
  "hex": "#455bc3",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 195
  },
  "hsl": {
    "h": 229.524,
    "s": 51.22,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51196,
    "c": 0.16383,
    "h": 270.6
  },
  "luminance": 0.12688
}

Semantic roles & 50–950 ramp

primary

#455BC3

secondary

#CEC496

accent

#C24DDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #455BC3

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

Preview Lab → · Contrast checker → · Palette generator →