#2B4DAF#2B4DAF

#2B4DAF is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.5% C 0.162 H 265.7°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#2B4DAF
RGB	rgb(43, 77, 175)
HSL	hsl(225, 61%, 43%)
HSV	hsv(225, 75%, 69%)
CMYK	cmyk(75.4%, 56%, 0%, 31.4%)
CIE-LAB	lab(35.82, 23.11, -55.86)
CIE-LCH	lch(35.82, 60.45, 292.48°)
OKLab	oklab(45.52% -0.012 -0.1611)
OKLCH	oklch(45.52% 0.162 265.7)
XYZ	xyz(11.3853, 8.9152, 41.6699)
Luminance	0.0892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4DAF #AF8D2B

analogous

#2B8FAF #2B4DAF #4B2BAF

triadic

#2B4DAF #AF2B4D #4DAF2B

tetradic

#2B4DAF #AF2B8F #AF8D2B #2BAF4B

square

#2B4DAF #AF2B8F #AF8D2B #2BAF4B

split-complementary

#2B4DAF #AF4B2B #8FAF2B

monochromatic

#13224D #1F377E #2B4DAF #466AD1 #7791DE

Accessibility & contrast

On white

7.55

#2B4DAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2B4DAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4DAF

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4DAF	#FFFFFF	#000000	##FFFFFF
##2B4DAF	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB2

Deuteranopia (green-blind)

#004EAD

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2b4daf;
/* rgb */ color: rgb(43, 77, 175);
/* oklch */ color: oklch(45.5% 0.162 265.7);

Tailwind

colors: {
  custom: {
    50: '#787ec8',
    500: '#2b4daf',
    950: '#000000',
  },
}

SCSS

$custom: #2b4daf;
$custom-light: #787ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4daf",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 175
  },
  "hsl": {
    "h": 224.545,
    "s": 60.55,
    "l": 42.745
  },
  "oklch": {
    "l": 0.45518,
    "c": 0.16151,
    "h": 265.7
  },
  "luminance": 0.08916
}

Semantic roles & 50–950 ramp

primary

#2B4DAF

secondary

#C5AF70

accent

#BB44E4

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2B4DAF

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

Preview Lab → · Contrast checker → · Palette generator →