#455B8A#455B8A

#455B8A is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.5% C 0.081 H 264.4°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#455B8A
RGB	rgb(69, 91, 138)
HSL	hsl(221, 33%, 41%)
HSV	hsv(221, 50%, 54%)
CMYK	cmyk(50%, 34.1%, 0%, 45.9%)
CIE-LAB	lab(38.87, 5.54, -28.70)
CIE-LCH	lch(38.87, 29.23, 280.93°)
OKLab	oklab(47.48% -0.0079 -0.0807)
OKLCH	oklch(47.48% 0.081 264.4)
XYZ	xyz(10.7813, 10.5817, 25.5142)
Luminance	0.1058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455B8A #8A7445

analogous

#457D8A #455B8A #52458A

triadic

#455B8A #8A455B #5B8A45

tetradic

#455B8A #8A457D #8A7445 #458A52

square

#455B8A #8A457D #8A7445 #458A52

split-complementary

#455B8A #8A5245 #7D8A45

monochromatic

#1C2538 #314061 #455B8A #5E77AE #879AC3

Accessibility & contrast

On white

6.74

#455B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#455B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455B8A

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455B8A	#FFFFFF	#000000	##FFFFFF
##455B8A	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495F8C

Deuteranopia (green-blind)

#425989

Tritanopia (blue-blind)

#28656C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #455b8a;
/* rgb */ color: rgb(69, 91, 138);
/* oklch */ color: oklch(47.5% 0.081 264.4);

Tailwind

colors: {
  custom: {
    50: '#7d89ac',
    500: '#455b8a',
    950: '#000000',
  },
}

SCSS

$custom: #455b8a;
$custom-light: #7d89ac;
$custom-dark: #000000;

JSON

{
  "hex": "#455b8a",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 138
  },
  "hsl": {
    "h": 220.87,
    "s": 33.333,
    "l": 40.588
  },
  "oklch": {
    "l": 0.47477,
    "c": 0.0811,
    "h": 264.4
  },
  "luminance": 0.10582
}

Semantic roles & 50–950 ramp

primary

#455B8A

secondary

#AE9E7D

accent

#A75EC9

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #455B8A

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

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