#11307D#11307D

#11307D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.1% C 0.136 H 263.9°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX#11307D
RGBrgb(17, 48, 125)
HSLhsl(223, 76%, 28%)
HSVhsv(223, 86%, 49%)
CMYKcmyk(86.4%, 61.6%, 0%, 51%)
CIE-LABlab(22.70, 20.40, -46.68)
CIE-LCHlch(22.70, 50.95, 293.60°)
OKLaboklab(34.11% -0.0145 -0.135)
OKLCHoklch(34.11% 0.136 263.9)
XYZxyz(4.9885, 3.7131, 19.8518)
Luminance0.0371 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#11307D #7D5E11
analogous
#11667D #11307D #28117D
triadic
#11307D #7D1130 #307D11
tetradic
#11307D #7D1166 #7D5E11 #117D28
square
#11307D #7D1166 #7D5E11 #117D28
split-complementary
#11307D #7D2811 #667D11
monochromatic
#040A1B #0A1B47 #11307D #1845B3 #275CE2

Accessibility & contrast

On white

12.05
#11307D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.74
#11307D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11307D
12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##11307D#FFFFFF#000000##FFFFFF
##11307D1.0012.051.7412.05
#FFFFFF12.051.0021.001.00
#0000001.7421.001.0021.00
##FFFFFF12.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003B80
Deuteranopia (green-blind)
#00317C
Tritanopia (blue-blind)
#004451
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #11307d;
/* rgb */ color: rgb(17, 48, 125);
/* oklch */ color: oklch(34.1% 0.136 263.9);
Tailwind
colors: {
  custom: {
    50: '#6567a3',
    500: '#11307d',
    950: '#000000',
  },
}
SCSS
$custom: #11307d;
$custom-light: #6567a3;
$custom-dark: #000000;
JSON
{
  "hex": "#11307d",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 125
  },
  "hsl": {
    "h": 222.778,
    "s": 76.056,
    "l": 27.843
  },
  "oklch": {
    "l": 0.34109,
    "c": 0.13581,
    "h": 263.9
  },
  "luminance": 0.03714
}

Semantic roles & 50–950 ramp

primary
#11307D
secondary
#B38F37
accent
#BC35F3
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #11307D

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

Preview Lab → · Contrast checker → · Palette generator →

#11307D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva