#0B3048#0B3048

#0B3048 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.7% C 0.060 H 241.7°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX#0B3048
RGBrgb(11, 48, 72)
HSLhsl(204, 73%, 16%)
HSVhsv(204, 85%, 28%)
CMYKcmyk(84.7%, 33.3%, 0%, 71.8%)
CIE-LABlab(18.60, -3.16, -18.59)
CIE-LCHlch(18.60, 18.85, 260.34°)
OKLaboklab(29.65% -0.0283 -0.0526)
OKLCHoklch(29.65% 0.06 241.7)
XYZxyz(2.3642, 2.6527, 6.5170)
Luminance0.0265 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B3048 #48230B
analogous
#0B4842 #0B3048 #0B1248
triadic
#0B3048 #480B30 #30480B
tetradic
#0B3048 #420B48 #48230B #12480B
square
#0B3048 #420B48 #48230B #12480B
split-complementary
#0B3048 #480B12 #48420B
monochromatic
#04121B #04121B #0B3048 #13537D #1B77B2

Accessibility & contrast

On white

13.72
#0B3048 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.53
#0B3048 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3048
13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B3048#FFFFFF#000000##FFFFFF
##0B30481.0013.721.5313.72
#FFFFFF13.721.0021.001.00
#0000001.5321.001.0021.00
##FFFFFF13.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#253049
Deuteranopia (green-blind)
#1C2B48
Tritanopia (blue-blind)
#003638
Achromatopsia (no color)
#2D2D2D

Design tokens & code

CSS
--color: #0b3048;
/* rgb */ color: rgb(11, 48, 72);
/* oklch */ color: oklch(29.7% 0.060 241.7);
Tailwind
colors: {
  custom: {
    50: '#55687b',
    500: '#0b3048',
    950: '#000000',
  },
}
SCSS
$custom: #0b3048;
$custom-light: #55687b;
$custom-dark: #000000;
JSON
{
  "hex": "#0b3048",
  "rgb": {
    "r": 11,
    "g": 48,
    "b": 72
  },
  "hsl": {
    "h": 203.607,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.29654,
    "c": 0.05974,
    "h": 241.7
  },
  "luminance": 0.02653
}

Semantic roles & 50–950 ramp

primary
#0B3048
secondary
#844E2A
accent
#8038F0
background
#F5F6F7
surface
#E9EBED
border
#C5C6C8
text
#030609
muted
#787A7B

Preview Lab

Preview with #0B3048

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

Preview Lab → · Contrast checker → · Palette generator →

#0B3048 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva