#3027B7#3027B7

#3027B7 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.2% C 0.212 H 273.9°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX#3027B7
RGBrgb(48, 39, 183)
HSLhsl(244, 65%, 44%)
HSVhsv(244, 79%, 72%)
CMYKcmyk(73.8%, 78.7%, 0%, 28.2%)
CIE-LABlab(28.11, 49.71, -73.26)
CIE-LCHlch(28.11, 88.53, 304.16°)
OKLaboklab(40.2% 0.0145 -0.2119)
OKLCHoklch(40.2% 0.212 273.9)
XYZxyz(10.4888, 5.4972, 45.2989)
Luminance0.0550 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3027B7 #AEB727
analogous
#2766B7 #3027B7 #7827B7
triadic
#3027B7 #B73027 #27B730
tetradic
#3027B7 #B72766 #AEB727 #27B778
square
#3027B7 #B72766 #AEB727 #27B778
split-complementary
#3027B7 #B77827 #66B727
monochromatic
#161152 #231C85 #3027B7 #4D44D7 #7D76E2

Accessibility & contrast

On white

10.00
#3027B7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.10
#3027B7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3027B7
10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3027B7#FFFFFF#000000##FFFFFF
##3027B71.0010.002.1010.00
#FFFFFF10.001.0021.001.00
#0000002.1021.001.0021.00
##FFFFFF10.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0049BB
Deuteranopia (green-blind)
#003BB5
Tritanopia (blue-blind)
#00536F
Achromatopsia (no color)
#424242

Design tokens & code

CSS
--color: #3027b7;
/* rgb */ color: rgb(48, 39, 183);
/* oklch */ color: oklch(40.2% 0.212 273.9);
Tailwind
colors: {
  custom: {
    50: '#7e65ce',
    500: '#3027b7',
    950: '#000000',
  },
}
SCSS
$custom: #3027b7;
$custom-light: #7e65ce;
$custom-dark: #000000;
JSON
{
  "hex": "#3027b7",
  "rgb": {
    "r": 48,
    "g": 39,
    "b": 183
  },
  "hsl": {
    "h": 243.75,
    "s": 64.865,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40195,
    "c": 0.21242,
    "h": 273.9
  },
  "luminance": 0.05498
}

Semantic roles & 50–950 ramp

primary
#3027B7
secondary
#C4C970
accent
#E840DD
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0614
muted
#7D7A82

Preview Lab

Preview with #3027B7

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

Preview Lab → · Contrast checker → · Palette generator →

#3027B7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva