#2533A2#2533A2

#2533A2 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.177 H 269.9°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2533A2
RGB	rgb(37, 51, 162)
HSL	hsl(233, 63%, 39%)
HSV	hsv(233, 77%, 64%)
CMYK	cmyk(77.2%, 68.5%, 0%, 36.5%)
CIE-LAB	lab(27.76, 34.68, -61.25)
CIE-LCH	lch(27.76, 70.38, 299.52°)
OKLab	oklab(39.13% -0.0002 -0.1773)
OKLCH	oklch(39.13% 0.177 269.9)
XYZ	xyz(8.4661, 5.3687, 34.7655)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2533A2 #A29425

analogous

#2572A2 #2533A2 #5625A2

triadic

#2533A2 #A22533 #33A225

tetradic

#2533A2 #A22572 #A29425 #25A256

square

#2533A2 #A22572 #A29425 #25A256

split-complementary

#2533A2 #A25625 #72A225

monochromatic

#0E143E #1A2370 #2533A2 #3445D1 #6573DC

Accessibility & contrast

On white

10.13

#2533A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2533A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2533A2

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2533A2	#FFFFFF	#000000	##FFFFFF
##2533A2	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A5

Deuteranopia (green-blind)

#003CA0

Tritanopia (blue-blind)

#005166

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2533a2;
/* rgb */ color: rgb(37, 51, 162);
/* oklch */ color: oklch(39.1% 0.177 269.9);

Tailwind

colors: {
  custom: {
    50: '#746bbf',
    500: '#2533a2',
    950: '#000000',
  },
}

SCSS

$custom: #2533a2;
$custom-light: #746bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2533a2",
  "rgb": {
    "r": 37,
    "g": 51,
    "b": 162
  },
  "hsl": {
    "h": 233.28,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39127,
    "c": 0.17726,
    "h": 269.9
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#2533A2

secondary

#C2B761

accent

#D442E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2533A2

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

Preview Lab → · Contrast checker → · Palette generator →