#0B232D#0B232D

#0B232D is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.2% C 0.035 H 228.2°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#0B232D
RGB	rgb(11, 35, 45)
HSL	hsl(198, 61%, 11%)
HSV	hsv(198, 76%, 18%)
CMYK	cmyk(75.6%, 22.2%, 0%, 82.4%)
CIE-LAB	lab(12.37, -5.45, -9.41)
CIE-LCH	lch(12.37, 10.88, 239.94°)
OKLab	oklab(24.23% -0.0235 -0.0263)
OKLCH	oklch(24.23% 0.035 228.2)
XYZ	xyz(1.2125, 1.4626, 2.7005)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B232D #2D150B

analogous

#0B2D26 #0B232D #0B122D

triadic

#0B232D #2D0B23 #232D0B

tetradic

#0B232D #260B2D #2D150B #122D0B

square

#0B232D #260B2D #2D150B #122D0B

split-complementary

#0B232D #2D0B12 #2D260B

monochromatic

#061319 #061319 #0B232D #17495E #236F8F

Accessibility & contrast

On white

16.25

#0B232D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0B232D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B232D

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B232D	#FFFFFF	#000000	##FFFFFF
##0B232D	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E222E

Deuteranopia (green-blind)

#191F2D

Tritanopia (blue-blind)

#002626

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0b232d;
/* rgb */ color: rgb(11, 35, 45);
/* oklch */ color: oklch(24.2% 0.035 228.2);

Tailwind

colors: {
  custom: {
    50: '#4e5d65',
    500: '#0b232d',
    950: '#000000',
  },
}

SCSS

$custom: #0b232d;
$custom-light: #4e5d65;
$custom-dark: #000000;

JSON

{
  "hex": "#0b232d",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 45
  },
  "hsl": {
    "h": 197.647,
    "s": 60.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.24229,
    "c": 0.03525,
    "h": 228.2
  },
  "luminance": 0.01463
}

Semantic roles & 50–950 ramp

primary

#0B232D

secondary

#693D2A

accent

#7344E4

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020405

muted

#78797A

Preview Lab

Preview with #0B232D

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

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