#455BBD#455BBD

#455BBD is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.8% C 0.155 H 270.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#455BBD
RGB	rgb(69, 91, 189)
HSL	hsl(229, 48%, 51%)
HSV	hsv(229, 63%, 74%)
CMYK	cmyk(63.5%, 51.9%, 0%, 25.9%)
CIE-LAB	lab(41.88, 22.98, -54.23)
CIE-LCH	lch(41.88, 58.90, 292.97°)
OKLab	oklab(50.76% 0.0012 -0.1555)
OKLCH	oklch(50.76% 0.156 270.4)
XYZ	xyz(15.3775, 12.4202, 49.7212)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BBD #BDA745

analogous

#4597BD #455BBD #6B45BD

triadic

#455BBD #BD455B #5BBD45

tetradic

#455BBD #BD4597 #BDA745 #45BD6B

square

#455BBD #BD4597 #BDA745 #45BD6B

split-complementary

#455BBD #BD6B45 #97BD45

monochromatic

#242F64 #344591 #455BBD #7283CD #9FABDD

Accessibility & contrast

On white

6.03

#455BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#455BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BBD

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BBD	#FFFFFF	#000000	##FFFFFF
##455BBD	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2168C0

Deuteranopia (green-blind)

#005EBB

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455bbd;
/* rgb */ color: rgb(69, 91, 189);
/* oklch */ color: oklch(50.8% 0.155 270.4);

Tailwind

colors: {
  custom: {
    50: '#8589d1',
    500: '#455bbd',
    950: '#000000',
  },
}

SCSS

$custom: #455bbd;
$custom-light: #8589d1;
$custom-dark: #000000;

JSON

{
  "hex": "#455bbd",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 189
  },
  "hsl": {
    "h": 229,
    "s": 47.619,
    "l": 50.588
  },
  "oklch": {
    "l": 0.50756,
    "c": 0.1555,
    "h": 270.4
  },
  "luminance": 0.12422
}

Semantic roles & 50–950 ramp

primary

#455BBD

secondary

#CAC094

accent

#BF51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455BBD

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

Preview Lab → · Contrast checker → · Palette generator →