#28376A#28376A

#28376A is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.2% C 0.091 H 269.1°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#28376A
RGB	rgb(40, 55, 106)
HSL	hsl(226, 45%, 29%)
HSV	hsv(226, 62%, 42%)
CMYK	cmyk(62.3%, 48.1%, 0%, 58.4%)
CIE-LAB	lab(24.40, 11.22, -31.76)
CIE-LCH	lch(24.40, 33.68, 289.47°)
OKLab	oklab(35.23% -0.0015 -0.0906)
OKLCH	oklch(35.23% 0.091 269.1)
XYZ	xyz(4.8419, 4.2237, 14.1930)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28376A #6A5B28

analogous

#28586A #28376A #3A286A

triadic

#28376A #6A2837 #376A28

tetradic

#28376A #6A2858 #6A5B28 #286A3A

square

#28376A #6A2858 #6A5B28 #286A3A

split-complementary

#28376A #6A3A28 #586A28

monochromatic

#080C16 #17203E #28376A #394E96 #5068BD

Accessibility & contrast

On white

11.38

#28376A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#28376A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28376A

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28376A	#FFFFFF	#000000	##FFFFFF
##28376A	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3D6C

Deuteranopia (green-blind)

#163769

Tritanopia (blue-blind)

#00424B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #28376a;
/* rgb */ color: rgb(40, 55, 106);
/* oklch */ color: oklch(35.2% 0.091 269.1);

Tailwind

colors: {
  custom: {
    50: '#686d95',
    500: '#28376a',
    950: '#000000',
  },
}

SCSS

$custom: #28376a;
$custom-light: #686d95;
$custom-dark: #000000;

JSON

{
  "hex": "#28376a",
  "rgb": {
    "r": 40,
    "g": 55,
    "b": 106
  },
  "hsl": {
    "h": 226.364,
    "s": 45.205,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35231,
    "c": 0.09058,
    "h": 269.1
  },
  "luminance": 0.04224
}

Semantic roles & 50–950 ramp

primary

#28376A

secondary

#9D8B51

accent

#B753D5

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #28376A

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

Preview Lab → · Contrast checker → · Palette generator →