#2B53AA#2B53AA

#2B53AA is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.4% C 0.147 H 263.3°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B53AA
RGB	rgb(43, 83, 170)
HSL	hsl(221, 60%, 42%)
HSV	hsv(221, 75%, 67%)
CMYK	cmyk(74.7%, 51.2%, 0%, 33.3%)
CIE-LAB	lab(37.12, 17.21, -50.79)
CIE-LCH	lch(37.12, 53.63, 288.72°)
OKLab	oklab(46.39% -0.0173 -0.146)
OKLCH	oklch(46.39% 0.147 263.3)
XYZ	xyz(11.3426, 9.6011, 39.2778)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B53AA #AA822B

analogous

#2B93AA #2B53AA #422BAA

triadic

#2B53AA #AA2B53 #53AA2B

tetradic

#2B53AA #AA2B93 #AA822B #2BAA42

square

#2B53AA #AA2B93 #AA822B #2BAA42

split-complementary

#2B53AA #AA422B #93AA2B

monochromatic

#122348 #1F3B79 #2B53AA #436FCF #7494DC

Accessibility & contrast

On white

7.19

#2B53AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#2B53AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B53AA

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B53AA	#FFFFFF	#000000	##FFFFFF
##2B53AA	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5DAD

Deuteranopia (green-blind)

#0052A8

Tritanopia (blue-blind)

#006876

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2b53aa;
/* rgb */ color: rgb(43, 83, 170);
/* oklch */ color: oklch(46.4% 0.147 263.3);

Tailwind

colors: {
  custom: {
    50: '#7682c4',
    500: '#2b53aa',
    950: '#000000',
  },
}

SCSS

$custom: #2b53aa;
$custom-light: #7682c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b53aa",
  "rgb": {
    "r": 43,
    "g": 83,
    "b": 170
  },
  "hsl": {
    "h": 221.102,
    "s": 59.624,
    "l": 41.765
  },
  "oklch": {
    "l": 0.46385,
    "c": 0.14706,
    "h": 263.3
  },
  "luminance": 0.09602
}

Semantic roles & 50–950 ramp

primary

#2B53AA

secondary

#C3A86E

accent

#B145E3

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2B53AA

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

Preview Lab → · Contrast checker → · Palette generator →