#455CB2#455CB2

#455CB2 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.139 H 269.6°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#455CB2
RGB	rgb(69, 92, 178)
HSL	hsl(227, 44%, 48%)
HSV	hsv(227, 61%, 70%)
CMYK	cmyk(61.2%, 48.3%, 0%, 30.2%)
CIE-LAB	lab(41.43, 18.49, -48.51)
CIE-LCH	lch(41.43, 51.92, 290.87°)
OKLab	oklab(50.18% -0.001 -0.1387)
OKLCH	oklch(50.18% 0.139 269.6)
XYZ	xyz(14.3146, 12.1327, 43.6983)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CB2 #B29B45

analogous

#4592B2 #455CB2 #6445B2

triadic

#455CB2 #B2455C #5CB245

tetradic

#455CB2 #B24592 #B29B45 #45B264

square

#455CB2 #B24592 #B29B45 #45B264

split-complementary

#455CB2 #B26445 #92B245

monochromatic

#232E5A #344586 #455CB2 #6E80C7 #9AA7D8

Accessibility & contrast

On white

6.13

#455CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#455CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CB2

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CB2	#FFFFFF	#000000	##FFFFFF
##455CB2	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3167B5

Deuteranopia (green-blind)

#1D5DB0

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #455cb2;
/* rgb */ color: rgb(69, 92, 178);
/* oklch */ color: oklch(50.2% 0.139 269.6);

Tailwind

colors: {
  custom: {
    50: '#8389c9',
    500: '#455cb2',
    950: '#000000',
  },
}

SCSS

$custom: #455cb2;
$custom-light: #8389c9;
$custom-dark: #000000;

JSON

{
  "hex": "#455cb2",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 178
  },
  "hsl": {
    "h": 227.339,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50184,
    "c": 0.13869,
    "h": 269.6
  },
  "luminance": 0.12134
}

Semantic roles & 50–950 ramp

primary

#455CB2

secondary

#C4B98F

accent

#B954D4

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455CB2

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

Preview Lab → · Contrast checker → · Palette generator →