#0B2638#0B2638

#0B2638 is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.8% C 0.047 H 241.2°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#0B2638
RGB	rgb(11, 38, 56)
HSL	hsl(204, 67%, 13%)
HSV	hsv(204, 80%, 22%)
CMYK	cmyk(80.4%, 32.1%, 0%, 78%)
CIE-LAB	lab(14.07, -2.98, -14.61)
CIE-LCH	lch(14.07, 14.91, 258.46°)
OKLab	oklab(25.78% -0.0226 -0.0412)
OKLCH	oklch(25.78% 0.047 241.2)
XYZ	xyz(1.5447, 1.7427, 3.9956)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2638 #381D0B

analogous

#0B3833 #0B2638 #0B0F38

triadic

#0B2638 #380B26 #26380B

tetradic

#0B2638 #330B38 #381D0B #0F380B

square

#0B2638 #330B38 #381D0B #0F380B

split-complementary

#0B2638 #380B0F #38330B

monochromatic

#05111A #05111A #0B2638 #15496B #1F6B9E

Accessibility & contrast

On white

15.57

#0B2638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B2638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2638

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2638	#FFFFFF	#000000	##FFFFFF
##0B2638	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2639

Deuteranopia (green-blind)

#182238

Tritanopia (blue-blind)

#002A2C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b2638;
/* rgb */ color: rgb(11, 38, 56);
/* oklch */ color: oklch(25.8% 0.047 241.2);

Tailwind

colors: {
  custom: {
    50: '#51606e',
    500: '#0b2638',
    950: '#000000',
  },
}

SCSS

$custom: #0b2638;
$custom-light: #51606e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2638",
  "rgb": {
    "r": 11,
    "g": 38,
    "b": 56
  },
  "hsl": {
    "h": 204,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.25778,
    "c": 0.04701,
    "h": 241.2
  },
  "luminance": 0.01743
}

Semantic roles & 50–950 ramp

primary

#0B2638

secondary

#75482A

accent

#833EEA

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0B2638

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

Preview Lab → · Contrast checker → · Palette generator →