#455EB8#455EB8

#455EB8 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.0% C 0.145 H 269.1°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#455EB8
RGB	rgb(69, 94, 184)
HSL	hsl(227, 45%, 50%)
HSV	hsv(227, 63%, 72%)
CMYK	cmyk(62.5%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(42.35, 19.31, -50.54)
CIE-LCH	lch(42.35, 54.10, 290.91°)
OKLab	oklab(51.01% -0.0023 -0.1446)
OKLCH	oklch(51.01% 0.145 269.1)
XYZ	xyz(15.1057, 12.7300, 46.9992)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455EB8 #B89F45

analogous

#4597B8 #455EB8 #6645B8

triadic

#455EB8 #B8455E #5EB845

tetradic

#455EB8 #B84597 #B89F45 #45B866

square

#455EB8 #B84597 #B89F45 #45B866

split-complementary

#455EB8 #B86645 #97B845

monochromatic

#24315F #34478B #455EB8 #7184CA #9DAADA

Accessibility & contrast

On white

5.92

#455EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#455EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455EB8

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455EB8	#FFFFFF	#000000	##FFFFFF
##455EB8	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F69BB

Deuteranopia (green-blind)

#185FB6

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455eb8;
/* rgb */ color: rgb(69, 94, 184);
/* oklch */ color: oklch(51.0% 0.145 269.1);

Tailwind

colors: {
  custom: {
    50: '#848bce',
    500: '#455eb8',
    950: '#000000',
  },
}

SCSS

$custom: #455eb8;
$custom-light: #848bce;
$custom-dark: #000000;

JSON

{
  "hex": "#455eb8",
  "rgb": {
    "r": 69,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 226.957,
    "s": 45.455,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51012,
    "c": 0.14464,
    "h": 269.1
  },
  "luminance": 0.12731
}

Semantic roles & 50–950 ramp

primary

#455EB8

secondary

#C7BB92

accent

#B953D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455EB8

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

Preview Lab → · Contrast checker → · Palette generator →