#2B4372#2B4372

#2B4372 is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.8% C 0.086 H 262.6°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#2B4372
RGB	rgb(43, 67, 114)
HSL	hsl(220, 45%, 31%)
HSV	hsv(220, 62%, 45%)
CMYK	cmyk(62.3%, 41.2%, 0%, 55.3%)
CIE-LAB	lab(28.75, 6.62, -29.91)
CIE-LCH	lch(28.75, 30.64, 282.49°)
OKLab	oklab(38.79% -0.011 -0.0849)
OKLCH	oklch(38.79% 0.086 262.6)
XYZ	xyz(6.0396, 5.7423, 16.7064)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4372 #725A2B

analogous

#2B6672 #2B4372 #362B72

triadic

#2B4372 #722B43 #43722B

tetradic

#2B4372 #722B66 #725A2B #2B7236

square

#2B4372 #722B66 #725A2B #2B7236

split-complementary

#2B4372 #72362B #66722B

monochromatic

#090F19 #1A2946 #2B4372 #3C5D9E #587BC0

Accessibility & contrast

On white

9.77

#2B4372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2B4372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4372

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4372	#FFFFFF	#000000	##FFFFFF
##2B4372	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4774

Deuteranopia (green-blind)

#254171

Tritanopia (blue-blind)

#004D55

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b4372;
/* rgb */ color: rgb(43, 67, 114);
/* oklch */ color: oklch(38.8% 0.086 262.6);

Tailwind

colors: {
  custom: {
    50: '#6b769b',
    500: '#2b4372',
    950: '#000000',
  },
}

SCSS

$custom: #2b4372;
$custom-light: #6b769b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4372",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 114
  },
  "hsl": {
    "h": 219.718,
    "s": 45.223,
    "l": 30.784
  },
  "oklch": {
    "l": 0.38792,
    "c": 0.08565,
    "h": 262.6
  },
  "luminance": 0.05743
}

Semantic roles & 50–950 ramp

primary

#2B4372

secondary

#A48955

accent

#A953D5

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B4372

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

Preview Lab → · Contrast checker → · Palette generator →