#0B2843#0B2843

#0B2843 is a dark, moderate cyan. Relative luminance 0.020; OKLCH L 27.1% C 0.061 H 249.8°. Best body text is #FFFFFF at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#0B2843
RGB	rgb(11, 40, 67)
HSL	hsl(209, 72%, 15%)
HSV	hsv(209, 84%, 26%)
CMYK	cmyk(83.6%, 40.3%, 0%, 73.7%)
CIE-LAB	lab(15.45, 0.34, -20.12)
CIE-LCH	lch(15.45, 20.12, 270.98°)
OKLab	oklab(27.08% -0.021 -0.0572)
OKLCH	oklch(27.08% 0.061 249.8)
XYZ	xyz(1.9095, 1.9938, 5.5933)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2843 #43260B

analogous

#0B4342 #0B2843 #0B0C43

triadic

#0B2843 #430B28 #28430B

tetradic

#0B2843 #420B43 #43260B #0C430B

square

#0B2843 #420B43 #43260B #0C430B

split-complementary

#0B2843 #430B0C #43420B

monochromatic

#04101A #04101A #0B2843 #144778 #1C67AC

Accessibility & contrast

On white

15.01

#0B2843 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0B2843 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2843

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2843	#FFFFFF	#000000	##FFFFFF
##0B2843	1.00	15.01	1.40	15.01
#FFFFFF	15.01	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2944

Deuteranopia (green-blind)

#132442

Tritanopia (blue-blind)

#002E32

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0b2843;
/* rgb */ color: rgb(11, 40, 67);
/* oklch */ color: oklch(27.1% 0.061 249.8);

Tailwind

colors: {
  custom: {
    50: '#536177',
    500: '#0b2843',
    950: '#000000',
  },
}

SCSS

$custom: #0b2843;
$custom-light: #536177;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2843",
  "rgb": {
    "r": 11,
    "g": 40,
    "b": 67
  },
  "hsl": {
    "h": 208.929,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.27081,
    "c": 0.06097,
    "h": 249.8
  },
  "luminance": 0.01994
}

Semantic roles & 50–950 ramp

primary

#0B2843

secondary

#80532A

accent

#9139EF

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0B2843

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

Preview Lab → · Contrast checker → · Palette generator →