#28344E#28344E

#28344E is a dark, muted blue. Relative luminance 0.035; OKLCH L 32.7% C 0.049 H 264.8°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#28344E
RGB	rgb(40, 52, 78)
HSL	hsl(221, 32%, 23%)
HSV	hsv(221, 49%, 31%)
CMYK	cmyk(48.7%, 33.3%, 0%, 69.4%)
CIE-LAB	lab(21.79, 3.11, -17.52)
CIE-LCH	lch(21.79, 17.79, 280.08°)
OKLab	oklab(32.68% -0.0044 -0.049)
OKLCH	oklch(32.68% 0.049 264.8)
XYZ	xyz(3.4778, 3.4570, 7.6903)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28344E #4E4228

analogous

#28474E #28344E #2F284E

triadic

#28344E #4E2834 #344E28

tetradic

#28344E #4E2847 #4E4228 #284E2F

square

#28344E #4E2847 #4E4228 #284E2F

split-complementary

#28344E #4E2F28 #474E28

monochromatic

#0A0D14 #131926 #28344E #3D4F76 #516A9F

Accessibility & contrast

On white

12.42

#28344E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#28344E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28344E

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28344E	#FFFFFF	#000000	##FFFFFF
##28344E	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B364F

Deuteranopia (green-blind)

#27334D

Tritanopia (blue-blind)

#1A393D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #28344e;
/* rgb */ color: rgb(40, 52, 78);
/* oklch */ color: oklch(32.7% 0.049 264.8);

Tailwind

colors: {
  custom: {
    50: '#646b7f',
    500: '#28344e',
    950: '#000000',
  },
}

SCSS

$custom: #28344e;
$custom-light: #646b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#28344e",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 78
  },
  "hsl": {
    "h": 221.053,
    "s": 32.203,
    "l": 23.137
  },
  "oklch": {
    "l": 0.32676,
    "c": 0.04924,
    "h": 264.8
  },
  "luminance": 0.03457
}

Semantic roles & 50–950 ramp

primary

#28344E

secondary

#817251

accent

#A75FC8

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#05060A

muted

#7A7A7C

Preview Lab

Preview with #28344E

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

Preview Lab → · Contrast checker → · Palette generator →