#2A4D9A#2A4D9A

#2A4D9A is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.8% C 0.132 H 263.5°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX#2A4D9A
RGBrgb(42, 77, 154)
HSLhsl(221, 57%, 38%)
HSVhsv(221, 73%, 60%)
CMYKcmyk(72.7%, 50%, 0%, 39.6%)
CIE-LABlab(34.26, 14.92, -45.82)
CIE-LCHlch(34.26, 48.19, 288.04°)
OKLaboklab(43.84% -0.0149 -0.1315)
OKLCHoklch(43.84% 0.132 263.5)
XYZxyz(9.4394, 8.1321, 31.6378)
Luminance0.0813 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2A4D9A #9A772A
analogous
#2A859A #2A4D9A #3F2A9A
triadic
#2A4D9A #9A2A4D #4D9A2A
tetradic
#2A4D9A #9A2A85 #9A772A #2A9A3F
square
#2A4D9A #9A2A85 #9A772A #2A9A3F
split-complementary
#2A4D9A #9A3F2A #859A2A
monochromatic
#101D3A #1D356A #2A4D9A #3866C9 #688BD6

Accessibility & contrast

On white

8.00
#2A4D9A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.63
#2A4D9A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4D9A
8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2A4D9A#FFFFFF#000000##FFFFFF
##2A4D9A1.008.002.638.00
#FFFFFF8.001.0021.001.00
#0000002.6321.001.0021.00
##FFFFFF8.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#21569D
Deuteranopia (green-blind)
#004C98
Tritanopia (blue-blind)
#005F6C
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #2a4d9a;
/* rgb */ color: rgb(42, 77, 154);
/* oklch */ color: oklch(43.8% 0.132 263.5);
Tailwind
colors: {
  custom: {
    50: '#727eb8',
    500: '#2a4d9a',
    950: '#000000',
  },
}
SCSS
$custom: #2a4d9a;
$custom-light: #727eb8;
$custom-dark: #000000;
JSON
{
  "hex": "#2a4d9a",
  "rgb": {
    "r": 42,
    "g": 77,
    "b": 154
  },
  "hsl": {
    "h": 221.25,
    "s": 57.143,
    "l": 38.431
  },
  "oklch": {
    "l": 0.43838,
    "c": 0.13239,
    "h": 263.5
  },
  "luminance": 0.08133
}

Semantic roles & 50–950 ramp

primary
#2A4D9A
secondary
#BCA163
accent
#B147E0
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#090911
muted
#7B7B80

Preview Lab

Preview with #2A4D9A

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

Preview Lab → · Contrast checker → · Palette generator →

#2A4D9A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva