#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
RGBrgb(37, 51, 162)
HSLhsl(233, 63%, 39%)
HSVhsv(233, 77%, 64%)
CMYKcmyk(77.2%, 68.5%, 0%, 36.5%)
CIE-LABlab(27.76, 34.68, -61.25)
CIE-LCHlch(27.76, 70.38, 299.52°)
OKLaboklab(39.13% -0.0002 -0.1773)
OKLCHoklch(39.13% 0.177 269.9)
XYZxyz(8.4661, 5.3687, 34.7655)
Luminance0.0537 (WCAG relative)
Temperaturecool
Familyblue

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
##2533A21.0010.132.0710.13
#FFFFFF10.131.0021.001.00
#0000002.0721.001.0021.00
##FFFFFF10.131.0021.001.00

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 →

#2533A2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva