#2B396B#2B396B

#2B396B is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.088 H 269.8°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#2B396B
RGB	rgb(43, 57, 107)
HSL	hsl(227, 43%, 29%)
HSV	hsv(227, 60%, 42%)
CMYK	cmyk(59.8%, 46.7%, 0%, 58%)
CIE-LAB	lab(25.26, 10.88, -31.00)
CIE-LCH	lch(25.26, 32.86, 289.34°)
OKLab	oklab(35.97% -0.0004 -0.0883)
OKLCH	oklch(35.97% 0.088 269.8)
XYZ	xyz(5.1123, 4.5010, 14.5064)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B396B #6B5D2B

analogous

#2B596B #2B396B #3D2B6B

triadic

#2B396B #6B2B39 #396B2B

tetradic

#2B396B #6B2B59 #6B5D2B #2B6B3D

square

#2B396B #6B2B59 #6B5D2B #2B6B3D

split-complementary

#2B396B #6B3D2B #596B2B

monochromatic

#090C16 #19223F #2B396B #3D5097 #566CBB

Accessibility & contrast

On white

11.05

#2B396B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2B396B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B396B

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B396B	#FFFFFF	#000000	##FFFFFF
##2B396B	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)

#233F6D

Deuteranopia (green-blind)

#1A396A

Tritanopia (blue-blind)

#03444C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b396b;
/* rgb */ color: rgb(43, 57, 107);
/* oklch */ color: oklch(36.0% 0.088 269.8);

Tailwind

colors: {
  custom: {
    50: '#6a6f96',
    500: '#2b396b',
    950: '#000000',
  },
}

SCSS

$custom: #2b396b;
$custom-light: #6a6f96;
$custom-dark: #000000;

JSON

{
  "hex": "#2b396b",
  "rgb": {
    "r": 43,
    "g": 57,
    "b": 107
  },
  "hsl": {
    "h": 226.875,
    "s": 42.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35966,
    "c": 0.08827,
    "h": 269.8
  },
  "luminance": 0.04501
}

Semantic roles & 50–950 ramp

primary

#2B396B

secondary

#9D8D55

accent

#B755D2

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2B396B

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

Preview Lab → · Contrast checker → · Palette generator →