#455AB2#455AB2

#455AB2 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.141 H 270.4°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#455AB2
RGB	rgb(69, 90, 178)
HSL	hsl(228, 44%, 48%)
HSV	hsv(228, 61%, 70%)
CMYK	cmyk(61.2%, 49.4%, 0%, 30.2%)
CIE-LAB	lab(40.88, 19.78, -49.39)
CIE-LCH	lch(40.88, 53.20, 291.82°)
OKLab	oklab(49.77% 0.0011 -0.1413)
OKLCH	oklch(49.77% 0.141 270.4)
XYZ	xyz(14.1436, 11.7907, 43.6414)
Luminance	0.1179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455AB2 #B29D45

analogous

#4590B2 #455AB2 #6645B2

triadic

#455AB2 #B2455A #5AB245

tetradic

#455AB2 #B24590 #B29D45 #45B266

square

#455AB2 #B24590 #B29D45 #45B266

split-complementary

#455AB2 #B26645 #90B245

monochromatic

#232D5A #344486 #455AB2 #6E7FC7 #9AA6D8

Accessibility & contrast

On white

6.25

#455AB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#455AB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455AB2

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455AB2	#FFFFFF	#000000	##FFFFFF
##455AB2	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C65B5

Deuteranopia (green-blind)

#175CB0

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #455ab2;
/* rgb */ color: rgb(69, 90, 178);
/* oklch */ color: oklch(49.8% 0.141 270.4);

Tailwind

colors: {
  custom: {
    50: '#8388ca',
    500: '#455ab2',
    950: '#000000',
  },
}

SCSS

$custom: #455ab2;
$custom-light: #8388ca;
$custom-dark: #000000;

JSON

{
  "hex": "#455ab2",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 178
  },
  "hsl": {
    "h": 228.44,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.4977,
    "c": 0.14128,
    "h": 270.4
  },
  "luminance": 0.11792
}

Semantic roles & 50–950 ramp

primary

#455AB2

secondary

#C4BA8F

accent

#BB54D4

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455AB2

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

Preview Lab → · Contrast checker → · Palette generator →