#281690#281690

#281690 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.2% C 0.182 H 276.5°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX#281690
RGBrgb(40, 22, 144)
HSLhsl(249, 73%, 33%)
HSVhsv(249, 85%, 56%)
CMYKcmyk(72.2%, 84.7%, 0%, 43.5%)
CIE-LABlab(20.20, 45.20, -62.68)
CIE-LCHlch(20.20, 77.28, 305.79°)
OKLaboklab(33.24% 0.0207 -0.1811)
OKLCHoklch(33.24% 0.182 276.5)
XYZxyz(6.1944, 3.0380, 26.6401)
Luminance0.0304 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#281690 #7E9016
analogous
#164190 #281690 #651690
triadic
#281690 #902816 #169028
tetradic
#281690 #901641 #7E9016 #169065
square
#281690 #901641 #7E9016 #169065
split-complementary
#281690 #906516 #419016
monochromatic
#0B0626 #190E5B #281690 #371EC5 #573FE2

Accessibility & contrast

On white

13.06
#281690 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.61
#281690 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281690
13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##281690#FFFFFF#000000##FFFFFF
##2816901.0013.061.6113.06
#FFFFFF13.061.0021.001.00
#0000001.6121.001.0021.00
##FFFFFF13.061.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003693
Deuteranopia (green-blind)
#002B8E
Tritanopia (blue-blind)
#003D55
Achromatopsia (no color)
#313131

Design tokens & code

CSS
--color: #281690;
/* rgb */ color: rgb(40, 22, 144);
/* oklch */ color: oklch(33.2% 0.182 276.5);
Tailwind
colors: {
  custom: {
    50: '#7458b2',
    500: '#281690',
    950: '#000000',
  },
}
SCSS
$custom: #281690;
$custom-light: #7458b2;
$custom-dark: #000000;
JSON
{
  "hex": "#281690",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 144
  },
  "hsl": {
    "h": 248.852,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33236,
    "c": 0.18232,
    "h": 276.5
  },
  "luminance": 0.03039
}

Semantic roles & 50–950 ramp

primary
#281690
secondary
#AFC240
accent
#F038D5
background
#F7F5FB
surface
#EEE9F6
border
#C9C5D0
text
#0A0411
muted
#7C7980

Preview Lab

Preview with #281690

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

Preview Lab → · Contrast checker → · Palette generator →

#281690 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva