#28408E#28408E

#28408E is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.0% C 0.133 H 267.2°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#28408E
RGB	rgb(40, 64, 142)
HSL	hsl(226, 56%, 36%)
HSV	hsv(226, 72%, 56%)
CMYK	cmyk(71.8%, 54.9%, 0%, 44.3%)
CIE-LAB	lab(29.59, 18.80, -46.05)
CIE-LCH	lch(29.59, 49.74, 292.21°)
OKLab	oklab(39.99% -0.0064 -0.1325)
OKLCH	oklch(39.99% 0.133 267.2)
XYZ	xyz(7.5893, 6.0701, 26.3576)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28408E #8E7628

analogous

#28738E #28408E #43288E

triadic

#28408E #8E2840 #408E28

tetradic

#28408E #8E2873 #8E7628 #288E43

square

#28408E #8E2873 #8E7628 #288E43

split-complementary

#28408E #8E4328 #738E28

monochromatic

#0D152F #1B2A5E #28408E #3556BE #5F7AD2

Accessibility & contrast

On white

9.48

#28408E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#28408E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28408E

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28408E	#FFFFFF	#000000	##FFFFFF
##28408E	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#064B91

Deuteranopia (green-blind)

#00418C

Tritanopia (blue-blind)

#005360

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #28408e;
/* rgb */ color: rgb(40, 64, 142);
/* oklch */ color: oklch(40.0% 0.133 267.2);

Tailwind

colors: {
  custom: {
    50: '#7074b0',
    500: '#28408e',
    950: '#000000',
  },
}

SCSS

$custom: #28408e;
$custom-light: #7074b0;
$custom-dark: #000000;

JSON

{
  "hex": "#28408e",
  "rgb": {
    "r": 40,
    "g": 64,
    "b": 142
  },
  "hsl": {
    "h": 225.882,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39992,
    "c": 0.13262,
    "h": 267.2
  },
  "luminance": 0.06071
}

Semantic roles & 50–950 ramp

primary

#28408E

secondary

#B7A15B

accent

#BC48DF

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #28408E

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

Preview Lab → · Contrast checker → · Palette generator →