#455CBF#455CBF

#455CBF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.1% C 0.157 H 270.2°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#455CBF
RGB	rgb(69, 92, 191)
HSL	hsl(229, 49%, 51%)
HSV	hsv(229, 64%, 75%)
CMYK	cmyk(63.9%, 51.8%, 0%, 25.1%)
CIE-LAB	lab(42.28, 23.04, -54.74)
CIE-LCH	lch(42.28, 59.40, 292.83°)
OKLab	oklab(51.1% 0.0004 -0.157)
OKLCH	oklch(51.1% 0.157 270.2)
XYZ	xyz(15.6822, 12.6797, 50.9011)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CBF #BFA845

analogous

#4599BF #455CBF #6B45BF

triadic

#455CBF #BF455C #5CBF45

tetradic

#455CBF #BF4599 #BFA845 #45BF6B

square

#455CBF #BF4599 #BFA845 #45BF6B

split-complementary

#455CBF #BF6B45 #99BF45

monochromatic

#233066 #334594 #455CBF #7384CF #A0ACDE

Accessibility & contrast

On white

5.94

#455CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#455CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CBF

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CBF	#FFFFFF	#000000	##FFFFFF
##455CBF	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2169C3

Deuteranopia (green-blind)

#005FBD

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455cbf;
/* rgb */ color: rgb(69, 92, 191);
/* oklch */ color: oklch(51.1% 0.157 270.2);

Tailwind

colors: {
  custom: {
    50: '#8589d3',
    500: '#455cbf',
    950: '#000000',
  },
}

SCSS

$custom: #455cbf;
$custom-light: #8589d3;
$custom-dark: #000000;

JSON

{
  "hex": "#455cbf",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 191
  },
  "hsl": {
    "h": 228.689,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51101,
    "c": 0.15702,
    "h": 270.2
  },
  "luminance": 0.12681
}

Semantic roles & 50–950 ramp

primary

#455CBF

secondary

#CBC195

accent

#BF4FD8

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #455CBF

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

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