#2D38AB#2D38AB

#2D38AB is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.3% C 0.181 H 271.4°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX#2D38AB
RGBrgb(45, 56, 171)
HSLhsl(235, 58%, 42%)
HSVhsv(235, 74%, 67%)
CMYKcmyk(73.7%, 67.3%, 0%, 32.9%)
CIE-LABlab(30.22, 35.59, -62.62)
CIE-LCHlch(30.22, 72.03, 299.61°)
OKLaboklab(41.29% 0.0044 -0.1811)
OKLCHoklch(41.29% 0.181 271.4)
XYZxyz(9.8446, 6.3255, 39.2223)
Luminance0.0633 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2D38AB #ABA02D
analogous
#2D77AB #2D38AB #612DAB
triadic
#2D38AB #AB2D38 #38AB2D
tetradic
#2D38AB #AB2D77 #ABA02D #2DAB61
square
#2D38AB #AB2D77 #ABA02D #2DAB61
split-complementary
#2D38AB #AB612D #77AB2D
monochromatic
#14184A #20287B #2D38AB #4753CE #7780DB

Accessibility & contrast

On white

9.27
#2D38AB on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.27
#2D38AB on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D38AB
9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2D38AB#FFFFFF#000000##FFFFFF
##2D38AB1.009.272.279.27
#FFFFFF9.271.0021.001.00
#0000002.2721.001.0021.00
##FFFFFF9.271.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004DAF
Deuteranopia (green-blind)
#0041A9
Tritanopia (blue-blind)
#00576C
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #2d38ab;
/* rgb */ color: rgb(45, 56, 171);
/* oklch */ color: oklch(41.3% 0.181 271.4);
Tailwind
colors: {
  custom: {
    50: '#796fc5',
    500: '#2d38ab',
    950: '#000000',
  },
}
SCSS
$custom: #2d38ab;
$custom-light: #796fc5;
$custom-dark: #000000;
JSON
{
  "hex": "#2d38ab",
  "rgb": {
    "r": 45,
    "g": 56,
    "b": 171
  },
  "hsl": {
    "h": 234.762,
    "s": 58.333,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41289,
    "c": 0.18112,
    "h": 271.4
  },
  "luminance": 0.06327
}

Semantic roles & 50–950 ramp

primary
#2D38AB
secondary
#C3BC71
accent
#D446E2
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0A0713
muted
#7C7A82

Preview Lab

Preview with #2D38AB

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

Preview Lab → · Contrast checker → · Palette generator →

#2D38AB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva