#2B4366#2B4366

#2B4366 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.0% C 0.067 H 257.7°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#2B4366
RGB	rgb(43, 67, 102)
HSL	hsl(216, 41%, 28%)
HSV	hsv(216, 58%, 40%)
CMYK	cmyk(57.8%, 34.3%, 0%, 60%)
CIE-LAB	lab(28.08, 2.23, -23.34)
CIE-LCH	lch(28.08, 23.45, 275.46°)
OKLab	oklab(38.05% -0.0143 -0.0658)
OKLCH	oklch(38.05% 0.067 257.7)
XYZ	xyz(5.4009, 5.4868, 13.3422)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4366 #664E2B

analogous

#2B6066 #2B4366 #302B66

triadic

#2B4366 #662B43 #43662B

tetradic

#2B4366 #662B60 #664E2B #2B6630

square

#2B4366 #662B60 #664E2B #2B6630

split-complementary

#2B4366 #66302B #60662B

monochromatic

#090E16 #19273B #2B4366 #3D5F91 #547CB7

Accessibility & contrast

On white

10.01

#2B4366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2B4366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4366

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4366	#FFFFFF	#000000	##FFFFFF
##2B4366	1.00	10.01	2.10	10.01
#FFFFFF	10.01	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354567

Deuteranopia (green-blind)

#2E4065

Tritanopia (blue-blind)

#074B50

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b4366;
/* rgb */ color: rgb(43, 67, 102);
/* oklch */ color: oklch(38.0% 0.067 257.7);

Tailwind

colors: {
  custom: {
    50: '#697692',
    500: '#2b4366',
    950: '#000000',
  },
}

SCSS

$custom: #2b4366;
$custom-light: #697692;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4366",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 102
  },
  "hsl": {
    "h": 215.593,
    "s": 40.69,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38048,
    "c": 0.0673,
    "h": 257.7
  },
  "luminance": 0.05487
}

Semantic roles & 50–950 ramp

primary

#2B4366

secondary

#987D55

accent

#9F57D1

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#07080D

muted

#7A7B7D

Preview Lab

Preview with #2B4366

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

Preview Lab → · Contrast checker → · Palette generator →