#455FBF#455FBF

#455FBF is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.7% C 0.153 H 269.1°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#455FBF
RGB	rgb(69, 95, 191)
HSL	hsl(227, 49%, 51%)
HSV	hsv(227, 64%, 75%)
CMYK	cmyk(63.9%, 50.3%, 0%, 25.1%)
CIE-LAB	lab(43.08, 21.13, -53.45)
CIE-LCH	lch(43.08, 57.48, 291.57°)
OKLab	oklab(51.71% -0.0025 -0.1532)
OKLCH	oklch(51.71% 0.153 269.1)
XYZ	xyz(15.9472, 13.2098, 50.9895)
Luminance	0.1321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FBF #BFA545

analogous

#459CBF #455FBF #6845BF

triadic

#455FBF #BF455F #5FBF45

tetradic

#455FBF #BF459C #BFA545 #45BF68

square

#455FBF #BF459C #BFA545 #45BF68

split-complementary

#455FBF #BF6845 #9CBF45

monochromatic

#233266 #334894 #455FBF #7386CF #A0ADDE

Accessibility & contrast

On white

5.77

#455FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#455FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FBF

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FBF	#FFFFFF	#000000	##FFFFFF
##455FBF	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC2

Deuteranopia (green-blind)

#0561BD

Tritanopia (blue-blind)

#007586

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #455fbf;
/* rgb */ color: rgb(69, 95, 191);
/* oklch */ color: oklch(51.7% 0.153 269.1);

Tailwind

colors: {
  custom: {
    50: '#858cd3',
    500: '#455fbf',
    950: '#000000',
  },
}

SCSS

$custom: #455fbf;
$custom-light: #858cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#455fbf",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 191
  },
  "hsl": {
    "h": 227.213,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51708,
    "c": 0.1532,
    "h": 269.1
  },
  "luminance": 0.13211
}

Semantic roles & 50–950 ramp

primary

#455FBF

secondary

#CBBF95

accent

#BB4FD8

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #455FBF

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

Preview Lab → · Contrast checker → · Palette generator →