#455CB7#455CB7

#455CB7 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.146 H 269.9°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#455CB7
RGB	rgb(69, 92, 183)
HSL	hsl(228, 45%, 49%)
HSV	hsv(228, 62%, 72%)
CMYK	cmyk(62.3%, 49.7%, 0%, 28.2%)
CIE-LAB	lab(41.75, 20.24, -50.93)
CIE-LCH	lch(41.75, 54.81, 291.68°)
OKLab	oklab(50.53% -0.0004 -0.1458)
OKLCH	oklch(50.53% 0.146 269.9)
XYZ	xyz(14.8258, 12.3371, 46.3906)
Luminance	0.1234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CB7 #B7A045

analogous

#4595B7 #455CB7 #6745B7

triadic

#455CB7 #B7455C #5CB745

tetradic

#455CB7 #B74595 #B7A045 #45B767

square

#455CB7 #B74595 #B7A045 #45B767

split-complementary

#455CB7 #B76745 #95B745

monochromatic

#232F5E #34468B #455CB7 #7082C9 #9DA9DA

Accessibility & contrast

On white

6.06

#455CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#455CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CB7

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CB7	#FFFFFF	#000000	##FFFFFF
##455CB7	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C68BA

Deuteranopia (green-blind)

#125EB5

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #455cb7;
/* rgb */ color: rgb(69, 92, 183);
/* oklch */ color: oklch(50.5% 0.146 269.9);

Tailwind

colors: {
  custom: {
    50: '#8489cd',
    500: '#455cb7',
    950: '#000000',
  },
}

SCSS

$custom: #455cb7;
$custom-light: #8489cd;
$custom-dark: #000000;

JSON

{
  "hex": "#455cb7",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 183
  },
  "hsl": {
    "h": 227.895,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50531,
    "c": 0.14579,
    "h": 269.9
  },
  "luminance": 0.12338
}

Semantic roles & 50–950 ramp

primary

#455CB7

secondary

#C6BC92

accent

#BB53D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #455CB7

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

Preview Lab → · Contrast checker → · Palette generator →