#455DAB#455DAB

#455DAB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.127 H 268.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#455DAB
RGB	rgb(69, 93, 171)
HSL	hsl(226, 43%, 47%)
HSV	hsv(226, 60%, 67%)
CMYK	cmyk(59.6%, 45.6%, 0%, 32.9%)
CIE-LAB	lab(41.27, 15.42, -44.64)
CIE-LCH	lch(41.27, 47.23, 289.05°)
OKLab	oklab(49.92% -0.0031 -0.1273)
OKLCH	oklch(49.92% 0.127 268.6)
XYZ	xyz(13.7168, 12.0331, 40.1200)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DAB #AB9345

analogous

#4590AB #455DAB #6045AB

triadic

#455DAB #AB455D #5DAB45

tetradic

#455DAB #AB4590 #AB9345 #45AB60

square

#455DAB #AB4590 #AB9345 #45AB60

split-complementary

#455DAB #AB6045 #90AB45

monochromatic

#222E54 #33457F #455DAB #6A7FC3 #96A5D5

Accessibility & contrast

On white

6.16

#455DAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#455DAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DAB

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DAB	#FFFFFF	#000000	##FFFFFF
##455DAB	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3966AE

Deuteranopia (green-blind)

#2A5DA9

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455dab;
/* rgb */ color: rgb(69, 93, 171);
/* oklch */ color: oklch(49.9% 0.127 268.6);

Tailwind

colors: {
  custom: {
    50: '#818ac4',
    500: '#455dab',
    950: '#000000',
  },
}

SCSS

$custom: #455dab;
$custom-light: #818ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#455dab",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 171
  },
  "hsl": {
    "h": 225.882,
    "s": 42.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49924,
    "c": 0.12734,
    "h": 268.6
  },
  "luminance": 0.12034
}

Semantic roles & 50–950 ramp

primary

#455DAB

secondary

#C0B48B

accent

#B556D2

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455DAB

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

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