#2B4A87#2B4A87

#2B4A87 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.8% C 0.108 H 262.4°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#2B4A87
RGB	rgb(43, 74, 135)
HSL	hsl(220, 52%, 35%)
HSV	hsv(220, 68%, 53%)
CMYK	cmyk(68.1%, 45.2%, 0%, 47.1%)
CIE-LAB	lab(32.17, 9.82, -37.58)
CIE-LCH	lch(32.17, 38.84, 284.64°)
OKLab	oklab(41.85% -0.0143 -0.1073)
OKLCH	oklch(41.85% 0.108 262.4)
XYZ	xyz(7.8167, 7.1597, 23.8870)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4A87 #87682B

analogous

#2B7887 #2B4A87 #3A2B87

triadic

#2B4A87 #872B4A #4A872B

tetradic

#2B4A87 #872B78 #87682B #2B873A

square

#2B4A87 #872B78 #87682B #2B873A

split-complementary

#2B4A87 #873A2B #78872B

monochromatic

#0D172A #1C3159 #2B4A87 #3A63B5 #6085CC

Accessibility & contrast

On white

8.63

#2B4A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2B4A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4A87

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4A87	#FFFFFF	#000000	##FFFFFF
##2B4A87	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5089

Deuteranopia (green-blind)

#1D4886

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2b4a87;
/* rgb */ color: rgb(43, 74, 135);
/* oklch */ color: oklch(41.8% 0.108 262.4);

Tailwind

colors: {
  custom: {
    50: '#6f7caa',
    500: '#2b4a87',
    950: '#000000',
  },
}

SCSS

$custom: #2b4a87;
$custom-light: #6f7caa;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4a87",
  "rgb": {
    "r": 43,
    "g": 74,
    "b": 135
  },
  "hsl": {
    "h": 219.783,
    "s": 51.685,
    "l": 34.902
  },
  "oklch": {
    "l": 0.41845,
    "c": 0.10827,
    "h": 262.4
  },
  "luminance": 0.0716
}

Semantic roles & 50–950 ramp

primary

#2B4A87

secondary

#B2955B

accent

#AB4DDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4A87

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

Preview Lab → · Contrast checker → · Palette generator →