#45488B#45488B

#45488B is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.4% C 0.109 H 278.9°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#45488B
RGB	rgb(69, 72, 139)
HSL	hsl(237, 34%, 41%)
HSV	hsv(237, 50%, 55%)
CMYK	cmyk(50.4%, 48.2%, 0%, 45.5%)
CIE-LAB	lab(33.49, 18.17, -37.83)
CIE-LCH	lch(33.49, 41.97, 295.66°)
OKLab	oklab(43.36% 0.0168 -0.1075)
OKLCH	oklch(43.36% 0.109 278.9)
XYZ	xyz(9.4304, 7.7635, 25.4227)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45488B #8B8845

analogous

#456B8B #45488B #65458B

triadic

#45488B #8B4548 #488B45

tetradic

#45488B #8B456B #8B8845 #458B65

square

#45488B #8B456B #8B8845 #458B65

split-complementary

#45488B #8B6545 #6B8B45

monochromatic

#1C1E39 #313362 #45488B #5E62AF #878AC3

Accessibility & contrast

On white

8.23

#45488B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#45488B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45488B

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45488B	#FFFFFF	#000000	##FFFFFF
##45488B	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B528D

Deuteranopia (green-blind)

#254C8A

Tritanopia (blue-blind)

#2A5663

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #45488b;
/* rgb */ color: rgb(69, 72, 139);
/* oklch */ color: oklch(43.4% 0.109 278.9);

Tailwind

colors: {
  custom: {
    50: '#7d7aad',
    500: '#45488b',
    950: '#000000',
  },
}

SCSS

$custom: #45488b;
$custom-light: #7d7aad;
$custom-dark: #000000;

JSON

{
  "hex": "#45488b",
  "rgb": {
    "r": 69,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 237.429,
    "s": 33.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43364,
    "c": 0.10882,
    "h": 278.9
  },
  "luminance": 0.07764
}

Semantic roles & 50–950 ramp

primary

#45488B

secondary

#AFAD7D

accent

#C55ECA

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0910

muted

#7C7B7F

Preview Lab

Preview with #45488B

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

Preview Lab → · Contrast checker → · Palette generator →