#2B306E#2B306E

#2B306E is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.2% C 0.106 H 275.8°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#2B306E
RGB	rgb(43, 48, 110)
HSL	hsl(236, 44%, 30%)
HSV	hsv(236, 61%, 43%)
CMYK	cmyk(60.9%, 56.4%, 0%, 56.9%)
CIE-LAB	lab(22.84, 18.27, -36.83)
CIE-LCH	lch(22.84, 41.11, 296.38°)
OKLab	oklab(34.2% 0.0107 -0.1055)
OKLCH	oklch(34.2% 0.106 275.8)
XYZ	xyz(4.8668, 3.7529, 15.2168)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B306E #6E692B

analogous

#2B526E #2B306E #472B6E

triadic

#2B306E #6E2B30 #306E2B

tetradic

#2B306E #6E2B52 #6E692B #2B6E47

square

#2B306E #6E2B52 #6E692B #2B6E47

split-complementary

#2B306E #6E472B #526E2B

monochromatic

#090A16 #1A1D42 #2B306E #3C439A #565EBD

Accessibility & contrast

On white

12.00

#2B306E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2B306E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B306E

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B306E	#FFFFFF	#000000	##FFFFFF
##2B306E	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#093970

Deuteranopia (green-blind)

#00346D

Tritanopia (blue-blind)

#013E4A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2b306e;
/* rgb */ color: rgb(43, 48, 110);
/* oklch */ color: oklch(34.2% 0.106 275.8);

Tailwind

colors: {
  custom: {
    50: '#6b6898',
    500: '#2b306e',
    950: '#000000',
  },
}

SCSS

$custom: #2b306e;
$custom-light: #6b6898;
$custom-dark: #000000;

JSON

{
  "hex": "#2b306e",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 110
  },
  "hsl": {
    "h": 235.522,
    "s": 43.791,
    "l": 30
  },
  "oklch": {
    "l": 0.34195,
    "c": 0.10603,
    "h": 275.8
  },
  "luminance": 0.03753
}

Semantic roles & 50–950 ramp

primary

#2B306E

secondary

#A09A55

accent

#CA54D4

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B306E

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

Preview Lab → · Contrast checker → · Palette generator →