#2533AE#2533AE

#2533AE is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.193 H 269.6°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX#2533AE
RGBrgb(37, 51, 174)
HSLhsl(234, 65%, 41%)
HSVhsv(234, 79%, 68%)
CMYKcmyk(78.7%, 70.7%, 0%, 31.8%)
CIE-LABlab(28.94, 39.00, -66.53)
CIE-LCHlch(28.94, 77.12, 300.38°)
OKLaboklab(40.34% -0.0014 -0.1927)
OKLCHoklch(40.34% 0.193 269.6)
XYZxyz(9.5841, 5.8159, 40.6537)
Luminance0.0582 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2533AE #AEA025
analogous
#2578AE #2533AE #5C25AE
triadic
#2533AE #AE2533 #33AE25
tetradic
#2533AE #AE2578 #AEA025 #25AE5C
square
#2533AE #AE2578 #AEA025 #25AE5C
split-complementary
#2533AE #AE5C25 #78AE25
monochromatic
#101549 #1A247C #2533AE #3B4BD5 #6D79E0

Accessibility & contrast

On white

9.71
#2533AE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.16
#2533AE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2533AE
9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2533AE#FFFFFF#000000##FFFFFF
##2533AE1.009.712.169.71
#FFFFFF9.711.0021.001.00
#0000002.1621.001.0021.00
##FFFFFF9.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004BB2
Deuteranopia (green-blind)
#003EAC
Tritanopia (blue-blind)
#00556D
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #2533ae;
/* rgb */ color: rgb(37, 51, 174);
/* oklch */ color: oklch(40.3% 0.193 269.6);
Tailwind
colors: {
  custom: {
    50: '#786bc7',
    500: '#2533ae',
    950: '#000000',
  },
}
SCSS
$custom: #2533ae;
$custom-light: #786bc7;
$custom-dark: #000000;
JSON
{
  "hex": "#2533ae",
  "rgb": {
    "r": 37,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 233.869,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4034,
    "c": 0.19266,
    "h": 269.6
  },
  "luminance": 0.05817
}

Semantic roles & 50–950 ramp

primary
#2533AE
secondary
#C6BD68
accent
#D740E8
background
#F8F6FC
surface
#EFEBF8
border
#CAC6D1
text
#0A0713
muted
#7C7A82

Preview Lab

Preview with #2533AE

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

Preview Lab → · Contrast checker → · Palette generator →

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