#28549D#28549D

#28549D is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.5% C 0.129 H 260.0°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#28549D
RGB	rgb(40, 84, 157)
HSL	hsl(217, 59%, 39%)
HSV	hsv(217, 75%, 62%)
CMYK	cmyk(74.5%, 46.5%, 0%, 38.4%)
CIE-LAB	lab(36.41, 11.13, -44.16)
CIE-LCH	lch(36.41, 45.54, 284.15°)
OKLab	oklab(45.53% -0.0224 -0.1266)
OKLCH	oklch(45.53% 0.129 260)
XYZ	xyz(10.1290, 9.2250, 33.1385)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28549D #9D7128

analogous

#288E9D #28549D #36289D

triadic

#28549D #9D2854 #549D28

tetradic

#28549D #9D288E #9D7128 #289D36

square

#28549D #9D288E #9D7128 #289D36

split-complementary

#28549D #9D3628 #8E9D28

monochromatic

#0F203B #1C3A6C #28549D #366FCC #6792D8

Accessibility & contrast

On white

7.38

#28549D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#28549D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28549D

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28549D	#FFFFFF	#000000	##FFFFFF
##28549D	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5BA0

Deuteranopia (green-blind)

#14519C

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #28549d;
/* rgb */ color: rgb(40, 84, 157);
/* oklch */ color: oklch(45.5% 0.129 260.0);

Tailwind

colors: {
  custom: {
    50: '#7283ba',
    500: '#28549d',
    950: '#000000',
  },
}

SCSS

$custom: #28549d;
$custom-light: #7283ba;
$custom-dark: #000000;

JSON

{
  "hex": "#28549d",
  "rgb": {
    "r": 40,
    "g": 84,
    "b": 157
  },
  "hsl": {
    "h": 217.436,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.45534,
    "c": 0.12853,
    "h": 260
  },
  "luminance": 0.09226
}

Semantic roles & 50–950 ramp

primary

#28549D

secondary

#BE9C62

accent

#A745E3

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #28549D

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

Preview Lab → · Contrast checker → · Palette generator →