#2B4E91#2B4E91

#2B4E91 is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.5% C 0.118 H 262.0°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E91
RGB	rgb(43, 78, 145)
HSL	hsl(219, 54%, 37%)
HSV	hsv(219, 70%, 57%)
CMYK	cmyk(70.3%, 46.2%, 0%, 43.1%)
CIE-LAB	lab(33.99, 10.95, -40.78)
CIE-LCH	lch(33.99, 42.22, 285.04°)
OKLab	oklab(43.46% -0.0165 -0.1167)
OKLCH	oklch(43.46% 0.118 262)
XYZ	xyz(8.8297, 8.0058, 27.8625)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E91 #916E2B

analogous

#2B8191 #2B4E91 #3B2B91

triadic

#2B4E91 #912B4E #4E912B

tetradic

#2B4E91 #912B81 #916E2B #2B913B

square

#2B4E91 #912B81 #916E2B #2B913B

split-complementary

#2B4E91 #913B2B #81912B

monochromatic

#0F1B33 #1D3562 #2B4E91 #3967C0 #658AD1

Accessibility & contrast

On white

8.07

#2B4E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2B4E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E91

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E91	#FFFFFF	#000000	##FFFFFF
##2B4E91	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5594

Deuteranopia (green-blind)

#194C90

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b4e91;
/* rgb */ color: rgb(43, 78, 145);
/* oklch */ color: oklch(43.5% 0.118 262.0);

Tailwind

colors: {
  custom: {
    50: '#717fb2',
    500: '#2b4e91',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e91;
$custom-light: #717fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e91",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 145
  },
  "hsl": {
    "h": 219.412,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.43457,
    "c": 0.11783,
    "h": 262
  },
  "luminance": 0.08007
}

Semantic roles & 50–950 ramp

primary

#2B4E91

secondary

#B89A60

accent

#AB4ADE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #2B4E91

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

Preview Lab → · Contrast checker → · Palette generator →