#28549A#28549A

#28549A is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.3% C 0.124 H 259.4°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#28549A
RGB	rgb(40, 84, 154)
HSL	hsl(217, 59%, 38%)
HSV	hsv(217, 74%, 60%)
CMYK	cmyk(74%, 45.5%, 0%, 39.6%)
CIE-LAB	lab(36.22, 9.97, -42.67)
CIE-LCH	lch(36.22, 43.82, 283.15°)
OKLab	oklab(45.32% -0.0229 -0.1222)
OKLCH	oklch(45.32% 0.124 259.4)
XYZ	xyz(9.8760, 9.1238, 31.8062)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28549A #9A6E28

analogous

#288D9A #28549A #35289A

triadic

#28549A #9A2854 #549A28

tetradic

#28549A #9A288D #9A6E28 #289A35

square

#28549A #9A288D #9A6E28 #289A35

split-complementary

#28549A #9A3528 #8D9A28

monochromatic

#0F1F39 #1B3A69 #28549A #356FCA #6591D7

Accessibility & contrast

On white

7.43

#28549A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#28549A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28549A

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28549A	#FFFFFF	#000000	##FFFFFF
##28549A	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315B9D

Deuteranopia (green-blind)

#1A5099

Tritanopia (blue-blind)

#00646F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #28549a;
/* rgb */ color: rgb(40, 84, 154);
/* oklch */ color: oklch(45.3% 0.124 259.4);

Tailwind

colors: {
  custom: {
    50: '#7183b8',
    500: '#28549a',
    950: '#000000',
  },
}

SCSS

$custom: #28549a;
$custom-light: #7183b8;
$custom-dark: #000000;

JSON

{
  "hex": "#28549a",
  "rgb": {
    "r": 40,
    "g": 84,
    "b": 154
  },
  "hsl": {
    "h": 216.842,
    "s": 58.763,
    "l": 38.039
  },
  "oklch": {
    "l": 0.45324,
    "c": 0.12431,
    "h": 259.4
  },
  "luminance": 0.09125
}

Semantic roles & 50–950 ramp

primary

#28549A

secondary

#BD9961

accent

#A646E2

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #28549A

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

Preview Lab → · Contrast checker → · Palette generator →