#455A9C#455A9C

#455A9C is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.3% C 0.109 H 268.8°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#455A9C
RGB	rgb(69, 90, 156)
HSL	hsl(226, 39%, 44%)
HSV	hsv(226, 56%, 61%)
CMYK	cmyk(55.8%, 42.3%, 0%, 38.8%)
CIE-LAB	lab(39.54, 12.19, -38.48)
CIE-LCH	lch(39.54, 40.37, 287.57°)
OKLab	oklab(48.31% -0.0023 -0.1092)
OKLCH	oklch(48.31% 0.109 268.8)
XYZ	xyz(12.1092, 10.9770, 32.9267)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455A9C #9C8745

analogous

#45869C #455A9C #5C459C

triadic

#455A9C #9C455A #5A9C45

tetradic

#455A9C #9C4586 #9C8745 #459C5C

square

#455A9C #9C4586 #9C8745 #459C5C

split-complementary

#455A9C #9C5C45 #869C45

monochromatic

#1F2947 #324272 #455A9C #6479BA #8E9DCD

Accessibility & contrast

On white

6.57

#455A9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#455A9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455A9C

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455A9C	#FFFFFF	#000000	##FFFFFF
##455A9C	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E619F

Deuteranopia (green-blind)

#345A9B

Tritanopia (blue-blind)

#156873

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #455a9c;
/* rgb */ color: rgb(69, 90, 156);
/* oklch */ color: oklch(48.3% 0.109 268.8);

Tailwind

colors: {
  custom: {
    50: '#7f88b9',
    500: '#455a9c',
    950: '#000000',
  },
}

SCSS

$custom: #455a9c;
$custom-light: #7f88b9;
$custom-dark: #000000;

JSON

{
  "hex": "#455a9c",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 156
  },
  "hsl": {
    "h": 225.517,
    "s": 38.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48314,
    "c": 0.10928,
    "h": 268.8
  },
  "luminance": 0.10978
}

Semantic roles & 50–950 ramp

primary

#455A9C

secondary

#B9AC84

accent

#B259CF

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0B0B11

muted

#7C7C80

Preview Lab

Preview with #455A9C

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

Preview Lab → · Contrast checker → · Palette generator →