#2D3B79#2D3B79

#2D3B79 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.6% C 0.107 H 270.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX#2D3B79
RGBrgb(45, 59, 121)
HSLhsl(229, 46%, 33%)
HSVhsv(229, 63%, 47%)
CMYKcmyk(62.8%, 51.2%, 0%, 52.5%)
CIE-LABlab(26.92, 15.14, -37.25)
CIE-LCHlch(26.92, 40.21, 292.12°)
OKLaboklab(37.57% 0.0017 -0.1065)
OKLCHoklch(37.57% 0.107 270.9)
XYZxyz(6.0962, 5.0658, 18.7420)
Luminance0.0507 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2D3B79 #796B2D
analogous
#2D6179 #2D3B79 #452D79
triadic
#2D3B79 #792D3B #3B792D
tetradic
#2D3B79 #792D61 #796B2D #2D7945
square
#2D3B79 #792D61 #796B2D #2D7945
split-complementary
#2D3B79 #79452D #61792D
monochromatic
#0C0F20 #1C254C #2D3B79 #3E51A6 #5D70C3

Accessibility & contrast

On white

10.43
#2D3B79 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.01
#2D3B79 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3B79
10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2D3B79#FFFFFF#000000##FFFFFF
##2D3B791.0010.432.0110.43
#FFFFFF10.431.0021.001.00
#0000002.0121.001.0021.00
##FFFFFF10.431.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1B437B
Deuteranopia (green-blind)
#0C3C78
Tritanopia (blue-blind)
#004954
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #2d3b79;
/* rgb */ color: rgb(45, 59, 121);
/* oklch */ color: oklch(37.6% 0.107 270.9);
Tailwind
colors: {
  custom: {
    50: '#6e70a0',
    500: '#2d3b79',
    950: '#000000',
  },
}
SCSS
$custom: #2d3b79;
$custom-light: #6e70a0;
$custom-dark: #000000;
JSON
{
  "hex": "#2d3b79",
  "rgb": {
    "r": 45,
    "g": 59,
    "b": 121
  },
  "hsl": {
    "h": 228.947,
    "s": 45.783,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37565,
    "c": 0.10656,
    "h": 270.9
  },
  "luminance": 0.05066
}

Semantic roles & 50–950 ramp

primary
#2D3B79
secondary
#A99A58
accent
#BD52D5
background
#F6F6F9
surface
#ECECF2
border
#C7C7CC
text
#08070F
muted
#7B7A7E

Preview Lab

Preview with #2D3B79

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

Preview Lab → · Contrast checker → · Palette generator →

#2D3B79 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva