#455CAB#455CAB

#455CAB is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.129 H 269.1°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#455CAB
RGB	rgb(69, 92, 171)
HSL	hsl(226, 43%, 47%)
HSV	hsv(226, 60%, 67%)
CMYK	cmyk(59.6%, 46.2%, 0%, 32.9%)
CIE-LAB	lab(40.99, 16.06, -45.09)
CIE-LCH	lch(40.99, 47.86, 289.60°)
OKLab	oklab(49.71% -0.002 -0.1286)
OKLCH	oklch(49.71% 0.129 269.1)
XYZ	xyz(13.6296, 11.8587, 40.0909)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CAB #AB9445

analogous

#458FAB #455CAB #6145AB

triadic

#455CAB #AB455C #5CAB45

tetradic

#455CAB #AB458F #AB9445 #45AB61

square

#455CAB #AB458F #AB9445 #45AB61

split-complementary

#455CAB #AB6145 #8FAB45

monochromatic

#222D54 #33457F #455CAB #6A7EC3 #96A4D5

Accessibility & contrast

On white

6.23

#455CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#455CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CAB

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CAB	#FFFFFF	#000000	##FFFFFF
##455CAB	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3765AE

Deuteranopia (green-blind)

#285CA9

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455cab;
/* rgb */ color: rgb(69, 92, 171);
/* oklch */ color: oklch(49.7% 0.129 269.1);

Tailwind

colors: {
  custom: {
    50: '#8189c4',
    500: '#455cab',
    950: '#000000',
  },
}

SCSS

$custom: #455cab;
$custom-light: #8189c4;
$custom-dark: #000000;

JSON

{
  "hex": "#455cab",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 171
  },
  "hsl": {
    "h": 226.471,
    "s": 42.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49711,
    "c": 0.12864,
    "h": 269.1
  },
  "luminance": 0.1186
}

Semantic roles & 50–950 ramp

primary

#455CAB

secondary

#C0B48B

accent

#B656D2

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455CAB

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

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