#2B4773#2B4773

#2B4773 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 39.8% C 0.082 H 259.1°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#2B4773
RGB	rgb(43, 71, 115)
HSL	hsl(217, 46%, 31%)
HSV	hsv(217, 63%, 45%)
CMYK	cmyk(62.6%, 38.3%, 0%, 54.9%)
CIE-LAB	lab(30.05, 4.31, -28.48)
CIE-LCH	lch(30.05, 28.81, 278.60°)
OKLab	oklab(39.82% -0.0155 -0.0807)
OKLCH	oklch(39.82% 0.082 259.1)
XYZ	xyz(6.3429, 6.2573, 17.0899)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4773 #73572B

analogous

#2B6B73 #2B4773 #332B73

triadic

#2B4773 #732B47 #47732B

tetradic

#2B4773 #732B6B #73572B #2B7333

square

#2B4773 #732B6B #73572B #2B7333

split-complementary

#2B4773 #73332B #6B732B

monochromatic

#0A101A #1A2B46 #2B4773 #3C62A0 #5881C1

Accessibility & contrast

On white

9.33

#2B4773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2B4773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4773

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4773	#FFFFFF	#000000	##FFFFFF
##2B4773	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344A75

Deuteranopia (green-blind)

#2B4472

Tritanopia (blue-blind)

#005157

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b4773;
/* rgb */ color: rgb(43, 71, 115);
/* oklch */ color: oklch(39.8% 0.082 259.1);

Tailwind

colors: {
  custom: {
    50: '#6b799b',
    500: '#2b4773',
    950: '#000000',
  },
}

SCSS

$custom: #2b4773;
$custom-light: #6b799b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4773",
  "rgb": {
    "r": 43,
    "g": 71,
    "b": 115
  },
  "hsl": {
    "h": 216.667,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.39819,
    "c": 0.08219,
    "h": 259.1
  },
  "luminance": 0.06258
}

Semantic roles & 50–950 ramp

primary

#2B4773

secondary

#A58655

accent

#A253D5

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2B4773

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

Preview Lab → · Contrast checker → · Palette generator →