#2B4FB6#2B4FB6

#2B4FB6 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.5% C 0.169 H 265.5°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2B4FB6
RGB	rgb(43, 79, 182)
HSL	hsl(224, 62%, 44%)
HSV	hsv(224, 76%, 71%)
CMYK	cmyk(76.4%, 56.6%, 0%, 28.6%)
CIE-LAB	lab(36.90, 24.45, -58.25)
CIE-LCH	lch(36.90, 63.17, 292.77°)
OKLab	oklab(46.5% -0.0131 -0.1681)
OKLCH	oklch(46.5% 0.169 265.5)
XYZ	xyz(12.2328, 9.4816, 45.4323)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4FB6 #B6922B

analogous

#2B95B6 #2B4FB6 #4C2BB6

triadic

#2B4FB6 #B62B4F #4FB62B

tetradic

#2B4FB6 #B62B95 #B6922B #2BB64C

square

#2B4FB6 #B62B95 #B6922B #2BB64C

split-complementary

#2B4FB6 #B64C2B #95B62B

monochromatic

#142453 #1F3A84 #2B4FB6 #4A6ED4 #7B95E0

Accessibility & contrast

On white

7.25

#2B4FB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2B4FB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4FB6

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4FB6	#FFFFFF	#000000	##FFFFFF
##2B4FB6	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBA

Deuteranopia (green-blind)

#0051B4

Tritanopia (blue-blind)

#00697A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2b4fb6;
/* rgb */ color: rgb(43, 79, 182);
/* oklch */ color: oklch(46.5% 0.169 265.5);

Tailwind

colors: {
  custom: {
    50: '#797fcd',
    500: '#2b4fb6',
    950: '#000000',
  },
}

SCSS

$custom: #2b4fb6;
$custom-light: #797fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4fb6",
  "rgb": {
    "r": 43,
    "g": 79,
    "b": 182
  },
  "hsl": {
    "h": 224.46,
    "s": 61.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.46496,
    "c": 0.16857,
    "h": 265.5
  },
  "luminance": 0.09483
}

Semantic roles & 50–950 ramp

primary

#2B4FB6

secondary

#C8B375

accent

#BB43E5

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #2B4FB6

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

Preview Lab → · Contrast checker → · Palette generator →