#2D42BB#2D42BB

#2D42BB is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.190 H 269.2°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX#2D42BB
RGBrgb(45, 66, 187)
HSLhsl(231, 61%, 45%)
HSVhsv(231, 76%, 73%)
CMYKcmyk(75.9%, 64.7%, 0%, 26.7%)
CIE-LABlab(34.07, 35.00, -65.81)
CIE-LCHlch(34.07, 74.54, 298.01°)
OKLaboklab(44.55% -0.0027 -0.1903)
OKLCHoklch(44.55% 0.19 269.2)
XYZxyz(11.9970, 8.0409, 47.9238)
Luminance0.0804 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2D42BB #BBA62D
analogous
#2D89BB #2D42BB #5F2DBB
triadic
#2D42BB #BB2D42 #42BB2D
tetradic
#2D42BB #BB2D89 #BBA62D #2DBB5F
square
#2D42BB #BB2D89 #BBA62D #2DBB5F
split-complementary
#2D42BB #BB5F2D #89BB2D
monochromatic
#151F58 #21318A #2D42BB #5064D5 #8290E1

Accessibility & contrast

On white

8.05
#2D42BB on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.61
#2D42BB on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D42BB
8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2D42BB#FFFFFF#000000##FFFFFF
##2D42BB1.008.052.618.05
#FFFFFF8.051.0021.001.00
#0000002.6121.001.0021.00
##FFFFFF8.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0057BF
Deuteranopia (green-blind)
#004AB9
Tritanopia (blue-blind)
#006278
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #2d42bb;
/* rgb */ color: rgb(45, 66, 187);
/* oklch */ color: oklch(44.5% 0.190 269.2);
Tailwind
colors: {
  custom: {
    50: '#7c76d0',
    500: '#2d42bb',
    950: '#000000',
  },
}
SCSS
$custom: #2d42bb;
$custom-light: #7c76d0;
$custom-dark: #000000;
JSON
{
  "hex": "#2d42bb",
  "rgb": {
    "r": 45,
    "g": 66,
    "b": 187
  },
  "hsl": {
    "h": 231.127,
    "s": 61.207,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44547,
    "c": 0.19037,
    "h": 269.2
  },
  "luminance": 0.08042
}

Semantic roles & 50–950 ramp

primary
#2D42BB
secondary
#CABE7A
accent
#CD43E4
background
#F8F7FC
surface
#EFEDF9
border
#CAC8D2
text
#0B0814
muted
#7C7B82

Preview Lab

Preview with #2D42BB

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

Preview Lab → · Contrast checker → · Palette generator →

#2D42BB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva