#2B366D#2B366D

#2B366D is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.096 H 272.2°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#2B366D
RGB	rgb(43, 54, 109)
HSL	hsl(230, 43%, 30%)
HSV	hsv(230, 61%, 43%)
CMYK	cmyk(60.6%, 50.5%, 0%, 57.3%)
CIE-LAB	lab(24.50, 13.71, -33.51)
CIE-LCH	lch(24.50, 36.21, 292.25°)
OKLab	oklab(35.43% 0.0036 -0.0957)
OKLCH	oklch(35.43% 0.096 272.2)
XYZ	xyz(5.0748, 4.2557, 15.0190)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B366D #6D622B

analogous

#2B576D #2B366D #412B6D

triadic

#2B366D #6D2B36 #366D2B

tetradic

#2B366D #6D2B57 #6D622B #2B6D41

square

#2B366D #6D2B57 #6D622B #2B6D41

split-complementary

#2B366D #6D412B #576D2B

monochromatic

#090B16 #1A2041 #2B366D #3C4C99 #5667BC

Accessibility & contrast

On white

11.34

#2B366D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2B366D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B366D

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B366D	#FFFFFF	#000000	##FFFFFF
##2B366D	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3D6F

Deuteranopia (green-blind)

#11376C

Tritanopia (blue-blind)

#01424C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b366d;
/* rgb */ color: rgb(43, 54, 109);
/* oklch */ color: oklch(35.4% 0.096 272.2);

Tailwind

colors: {
  custom: {
    50: '#6b6c97',
    500: '#2b366d',
    950: '#000000',
  },
}

SCSS

$custom: #2b366d;
$custom-light: #6b6c97;
$custom-dark: #000000;

JSON

{
  "hex": "#2b366d",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 109
  },
  "hsl": {
    "h": 230,
    "s": 43.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35426,
    "c": 0.09573,
    "h": 272.2
  },
  "luminance": 0.04256
}

Semantic roles & 50–950 ramp

primary

#2B366D

secondary

#9F9355

accent

#BE55D3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2B366D

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

Preview Lab → · Contrast checker → · Palette generator →