#28396E#28396E

#28396E is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.094 H 268.1°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#28396E
RGB	rgb(40, 57, 110)
HSL	hsl(225, 47%, 29%)
HSV	hsv(225, 64%, 43%)
CMYK	cmyk(63.6%, 48.2%, 0%, 56.9%)
CIE-LAB	lab(25.27, 11.34, -32.93)
CIE-LCH	lch(25.27, 34.83, 289.01°)
OKLab	oklab(35.98% -0.0032 -0.094)
OKLCH	oklch(35.98% 0.094 268.1)
XYZ	xyz(5.1517, 4.5027, 15.3465)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28396E #6E5D28

analogous

#285C6E #28396E #3A286E

triadic

#28396E #6E2839 #396E28

tetradic

#28396E #6E285C #6E5D28 #286E3A

square

#28396E #6E285C #6E5D28 #286E3A

split-complementary

#28396E #6E3A28 #5C6E28

monochromatic

#080C16 #182241 #28396E #38509B #516CC0

Accessibility & contrast

On white

11.05

#28396E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#28396E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28396E

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28396E	#FFFFFF	#000000	##FFFFFF
##28396E	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203F70

Deuteranopia (green-blind)

#15396D

Tritanopia (blue-blind)

#00454E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #28396e;
/* rgb */ color: rgb(40, 57, 110);
/* oklch */ color: oklch(36.0% 0.094 268.1);

Tailwind

colors: {
  custom: {
    50: '#696f98',
    500: '#28396e',
    950: '#000000',
  },
}

SCSS

$custom: #28396e;
$custom-light: #696f98;
$custom-dark: #000000;

JSON

{
  "hex": "#28396e",
  "rgb": {
    "r": 40,
    "g": 57,
    "b": 110
  },
  "hsl": {
    "h": 225.429,
    "s": 46.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35983,
    "c": 0.09404,
    "h": 268.1
  },
  "luminance": 0.04503
}

Semantic roles & 50–950 ramp

primary

#28396E

secondary

#A08D51

accent

#B651D6

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #28396E

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

Preview Lab → · Contrast checker → · Palette generator →