#455FB7#455FB7

#455FB7 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.2% C 0.142 H 268.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#455FB7
RGB	rgb(69, 95, 183)
HSL	hsl(226, 45%, 49%)
HSV	hsv(226, 62%, 72%)
CMYK	cmyk(62.3%, 48.1%, 0%, 28.2%)
CIE-LAB	lab(42.56, 18.32, -49.62)
CIE-LCH	lch(42.56, 52.89, 290.27°)
OKLab	oklab(51.15% -0.0034 -0.1419)
OKLCH	oklch(51.15% 0.142 268.6)
XYZ	xyz(15.0908, 12.8672, 46.4789)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FB7 #B79D45

analogous

#4598B7 #455FB7 #6445B7

triadic

#455FB7 #B7455F #5FB745

tetradic

#455FB7 #B74598 #B79D45 #45B764

square

#455FB7 #B74598 #B79D45 #45B764

split-complementary

#455FB7 #B76445 #98B745

monochromatic

#23315E #34488B #455FB7 #7084C9 #9DABDA

Accessibility & contrast

On white

5.88

#455FB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#455FB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FB7

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FB7	#FFFFFF	#000000	##FFFFFF
##455FB7	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336ABA

Deuteranopia (green-blind)

#1D60B5

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455fb7;
/* rgb */ color: rgb(69, 95, 183);
/* oklch */ color: oklch(51.2% 0.142 268.6);

Tailwind

colors: {
  custom: {
    50: '#838ccd',
    500: '#455fb7',
    950: '#000000',
  },
}

SCSS

$custom: #455fb7;
$custom-light: #838ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#455fb7",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 183
  },
  "hsl": {
    "h": 226.316,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.51151,
    "c": 0.14194,
    "h": 268.6
  },
  "luminance": 0.12869
}

Semantic roles & 50–950 ramp

primary

#455FB7

secondary

#C6BA92

accent

#B753D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #455FB7

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

Preview Lab → · Contrast checker → · Palette generator →