#2544AA#2544AA

#2544AA is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.0% C 0.168 H 266.3°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX#2544AA
RGBrgb(37, 68, 170)
HSLhsl(226, 64%, 41%)
HSVhsv(226, 78%, 67%)
CMYKcmyk(78.2%, 60%, 0%, 33.3%)
CIE-LABlab(32.76, 26.51, -57.87)
CIE-LCHlch(32.76, 63.65, 294.61°)
OKLaboklab(43.03% -0.0108 -0.1672)
OKLCHoklch(43.03% 0.168 266.3)
XYZxyz(10.0832, 7.4287, 38.9249)
Luminance0.0743 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2544AA #AA8B25
analogous
#2586AA #2544AA #4825AA
triadic
#2544AA #AA2544 #44AA25
tetradic
#2544AA #AA2586 #AA8B25 #25AA48
square
#2544AA #AA2586 #AA8B25 #25AA48
split-complementary
#2544AA #AA4825 #86AA25
monochromatic
#0F1C45 #1A3078 #2544AA #385DD4 #6B86DF

Accessibility & contrast

On white

8.45
#2544AA on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.49
#2544AA on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2544AA
8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2544AA#FFFFFF#000000##FFFFFF
##2544AA1.008.452.498.45
#FFFFFF8.451.0021.001.00
#0000002.4921.001.0021.00
##FFFFFF8.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0053AD
Deuteranopia (green-blind)
#0047A8
Tritanopia (blue-blind)
#005E70
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #2544aa;
/* rgb */ color: rgb(37, 68, 170);
/* oklch */ color: oklch(43.0% 0.168 266.3);
Tailwind
colors: {
  custom: {
    50: '#7577c4',
    500: '#2544aa',
    950: '#000000',
  },
}
SCSS
$custom: #2544aa;
$custom-light: #7577c4;
$custom-dark: #000000;
JSON
{
  "hex": "#2544aa",
  "rgb": {
    "r": 37,
    "g": 68,
    "b": 170
  },
  "hsl": {
    "h": 226.015,
    "s": 64.251,
    "l": 40.588
  },
  "oklch": {
    "l": 0.43034,
    "c": 0.16756,
    "h": 266.3
  },
  "luminance": 0.0743
}

Semantic roles & 50–950 ramp

primary
#2544AA
secondary
#C5AF66
accent
#C041E7
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0813
muted
#7C7B82

Preview Lab

Preview with #2544AA

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

Preview Lab → · Contrast checker → · Palette generator →

#2544AA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva