#2B53A8#2B53A8

#2B53A8 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.2% C 0.144 H 263.0°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#2B53A8
RGB	rgb(43, 83, 168)
HSL	hsl(221, 59%, 41%)
HSV	hsv(221, 74%, 66%)
CMYK	cmyk(74.4%, 50.6%, 0%, 34.1%)
CIE-LAB	lab(36.98, 16.45, -49.83)
CIE-LCH	lch(36.98, 52.47, 288.27°)
OKLab	oklab(46.24% -0.0175 -0.1432)
OKLCH	oklch(46.24% 0.144 263)
XYZ	xyz(11.1549, 9.5260, 38.2890)
Luminance	0.0953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B53A8 #A8802B

analogous

#2B92A8 #2B53A8 #422BA8

triadic

#2B53A8 #A82B53 #53A82B

tetradic

#2B53A8 #A82B92 #A8802B #2BA842

square

#2B53A8 #A82B92 #A8802B #2BA842

split-complementary

#2B53A8 #A8422B #92A82B

monochromatic

#122347 #1F3B77 #2B53A8 #426FCF #7294DB

Accessibility & contrast

On white

7.23

#2B53A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2B53A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B53A8

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B53A8	#FFFFFF	#000000	##FFFFFF
##2B53A8	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205DAB

Deuteranopia (green-blind)

#0052A6

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2b53a8;
/* rgb */ color: rgb(43, 83, 168);
/* oklch */ color: oklch(46.2% 0.144 263.0);

Tailwind

colors: {
  custom: {
    50: '#7682c2',
    500: '#2b53a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b53a8;
$custom-light: #7682c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b53a8",
  "rgb": {
    "r": 43,
    "g": 83,
    "b": 168
  },
  "hsl": {
    "h": 220.8,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.46235,
    "c": 0.14427,
    "h": 263
  },
  "luminance": 0.09527
}

Semantic roles & 50–950 ramp

primary

#2B53A8

secondary

#C2A76C

accent

#B045E2

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2B53A8

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

Preview Lab → · Contrast checker → · Palette generator →