#2B54AB#2B54AB

#2B54AB is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.7% C 0.147 H 263.0°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B54AB
RGB	rgb(43, 84, 171)
HSL	hsl(221, 60%, 42%)
HSV	hsv(221, 75%, 67%)
CMYK	cmyk(74.9%, 50.9%, 0%, 32.9%)
CIE-LAB	lab(37.47, 16.94, -50.82)
CIE-LCH	lch(37.47, 53.57, 288.43°)
OKLab	oklab(46.68% -0.018 -0.1461)
OKLCH	oklch(46.68% 0.147 263)
XYZ	xyz(11.5146, 9.7932, 39.8036)
Luminance	0.0979 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B54AB #AB822B

analogous

#2B94AB #2B54AB #422BAB

triadic

#2B54AB #AB2B54 #54AB2B

tetradic

#2B54AB #AB2B94 #AB822B #2BAB42

square

#2B54AB #AB2B94 #AB822B #2BAB42

split-complementary

#2B54AB #AB422B #94AB2B

monochromatic

#122449 #1F3C7A #2B54AB #4370D0 #7496DC

Accessibility & contrast

On white

7.10

#2B54AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#2B54AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B54AB

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B54AB	#FFFFFF	#000000	##FFFFFF
##2B54AB	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5EAE

Deuteranopia (green-blind)

#0053A9

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2b54ab;
/* rgb */ color: rgb(43, 84, 171);
/* oklch */ color: oklch(46.7% 0.147 263.0);

Tailwind

colors: {
  custom: {
    50: '#7683c5',
    500: '#2b54ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b54ab;
$custom-light: #7683c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b54ab",
  "rgb": {
    "r": 43,
    "g": 84,
    "b": 171
  },
  "hsl": {
    "h": 220.781,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.46676,
    "c": 0.1472,
    "h": 263
  },
  "luminance": 0.09795
}

Semantic roles & 50–950 ramp

primary

#2B54AB

secondary

#C4A86E

accent

#B045E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2B54AB

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

Preview Lab → · Contrast checker → · Palette generator →