#2B5BAD#2B5BAD

#2B5BAD is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.141 H 260.4°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#2B5BAD
RGB	rgb(43, 91, 173)
HSL	hsl(218, 60%, 42%)
HSV	hsv(218, 75%, 68%)
CMYK	cmyk(75.1%, 47.4%, 0%, 32.2%)
CIE-LAB	lab(39.60, 13.10, -48.57)
CIE-LCH	lch(39.60, 50.30, 285.09°)
OKLab	oklab(48.35% -0.0236 -0.1393)
OKLCH	oklch(48.35% 0.141 260.4)
XYZ	xyz(12.2774, 11.0115, 41.0054)
Luminance	0.1101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5BAD #AD7D2B

analogous

#2B9CAD #2B5BAD #3C2BAD

triadic

#2B5BAD #AD2B5B #5BAD2B

tetradic

#2B5BAD #AD2B9C #AD7D2B #2BAD3C

square

#2B5BAD #AD2B9C #AD7D2B #2BAD3C

split-complementary

#2B5BAD #AD3C2B #9CAD2B

monochromatic

#13274B #1F417C #2B5BAD #4578D1 #769CDD

Accessibility & contrast

On white

6.56

#2B5BAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#2B5BAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5BAD

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5BAD	#FFFFFF	#000000	##FFFFFF
##2B5BAD	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F64B0

Deuteranopia (green-blind)

#0C58AB

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b5bad;
/* rgb */ color: rgb(43, 91, 173);
/* oklch */ color: oklch(48.4% 0.141 260.4);

Tailwind

colors: {
  custom: {
    50: '#7688c6',
    500: '#2b5bad',
    950: '#000000',
  },
}

SCSS

$custom: #2b5bad;
$custom-light: #7688c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5bad",
  "rgb": {
    "r": 43,
    "g": 91,
    "b": 173
  },
  "hsl": {
    "h": 217.846,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.4835,
    "c": 0.14134,
    "h": 260.4
  },
  "luminance": 0.11013
}

Semantic roles & 50–950 ramp

primary

#2B5BAD

secondary

#C4A56F

accent

#A944E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2B5BAD

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

Preview Lab → · Contrast checker → · Palette generator →