#28327C#28327C

#28327C is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.6% C 0.125 H 272.5°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#28327C
RGB	rgb(40, 50, 124)
HSL	hsl(233, 51%, 32%)
HSV	hsv(233, 68%, 49%)
CMYK	cmyk(67.7%, 59.7%, 0%, 51.4%)
CIE-LAB	lab(24.28, 21.54, -43.43)
CIE-LCH	lch(24.28, 48.48, 296.38°)
OKLab	oklab(35.57% 0.0055 -0.125)
OKLCH	oklch(35.57% 0.125 272.5)
XYZ	xyz(5.6525, 4.1871, 19.5752)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28327C #7C7228

analogous

#285C7C #28327C #48287C

triadic

#28327C #7C2832 #327C28

tetradic

#28327C #7C285C #7C7228 #287C48

square

#28327C #7C285C #7C7228 #287C48

split-complementary

#28327C #7C4828 #5C7C28

monochromatic

#0A0D1F #191F4E #28327C #3745AA #5664C8

Accessibility & contrast

On white

11.43

#28327C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#28327C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28327C

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28327C	#FFFFFF	#000000	##FFFFFF
##28327C	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7E

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #28327c;
/* rgb */ color: rgb(40, 50, 124);
/* oklch */ color: oklch(35.6% 0.125 272.5);

Tailwind

colors: {
  custom: {
    50: '#6d69a3',
    500: '#28327c',
    950: '#000000',
  },
}

SCSS

$custom: #28327c;
$custom-light: #6d69a3;
$custom-dark: #000000;

JSON

{
  "hex": "#28327c",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 124
  },
  "hsl": {
    "h": 232.857,
    "s": 51.22,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35566,
    "c": 0.12509,
    "h": 272.5
  },
  "luminance": 0.04188
}

Semantic roles & 50–950 ramp

primary

#28327C

secondary

#ADA352

accent

#CA4DDB

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #28327C

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

Preview Lab → · Contrast checker → · Palette generator →