#2B4572#2B4572

#2B4572 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.3% C 0.083 H 260.7°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#2B4572
RGB	rgb(43, 69, 114)
HSL	hsl(218, 45%, 31%)
HSV	hsv(218, 62%, 45%)
CMYK	cmyk(62.3%, 39.5%, 0%, 55.3%)
CIE-LAB	lab(29.37, 5.28, -28.93)
CIE-LCH	lch(29.37, 29.41, 280.33°)
OKLab	oklab(39.27% -0.0134 -0.082)
OKLCH	oklch(39.27% 0.083 260.7)
XYZ	xyz(6.1606, 5.9842, 16.7467)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4572 #72582B

analogous

#2B6872 #2B4572 #342B72

triadic

#2B4572 #722B45 #45722B

tetradic

#2B4572 #722B68 #72582B #2B7234

square

#2B4572 #722B68 #72582B #2B7234

split-complementary

#2B4572 #72342B #68722B

monochromatic

#090F19 #1A2A46 #2B4572 #3C609E #587EC0

Accessibility & contrast

On white

9.56

#2B4572 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2B4572 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4572

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4572	#FFFFFF	#000000	##FFFFFF
##2B4572	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324974

Deuteranopia (green-blind)

#294271

Tritanopia (blue-blind)

#004F56

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b4572;
/* rgb */ color: rgb(43, 69, 114);
/* oklch */ color: oklch(39.3% 0.083 260.7);

Tailwind

colors: {
  custom: {
    50: '#6b789b',
    500: '#2b4572',
    950: '#000000',
  },
}

SCSS

$custom: #2b4572;
$custom-light: #6b789b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4572",
  "rgb": {
    "r": 43,
    "g": 69,
    "b": 114
  },
  "hsl": {
    "h": 218.028,
    "s": 45.223,
    "l": 30.784
  },
  "oklch": {
    "l": 0.39272,
    "c": 0.08313,
    "h": 260.7
  },
  "luminance": 0.05985
}

Semantic roles & 50–950 ramp

primary

#2B4572

secondary

#A48755

accent

#A553D5

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B4572

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

Preview Lab → · Contrast checker → · Palette generator →