#0D213B#0D213B

#0D213B is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.7% C 0.056 H 255.9°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#0D213B
RGB	rgb(13, 33, 59)
HSL	hsl(214, 64%, 14%)
HSV	hsv(214, 78%, 23%)
CMYK	cmyk(78%, 44.1%, 0%, 76.9%)
CIE-LAB	lab(12.54, 2.38, -19.14)
CIE-LCH	lch(12.54, 19.29, 277.10°)
OKLab	oklab(24.65% -0.0137 -0.0545)
OKLCH	oklch(24.65% 0.056 255.9)
XYZ	xyz(1.4990, 1.4889, 4.3452)
Luminance	0.0149 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D213B #3B270D

analogous

#0D383B #0D213B #100D3B

triadic

#0D213B #3B0D21 #213B0D

tetradic

#0D213B #3B0D38 #3B270D #0D3B10

square

#0D213B #3B0D38 #3B270D #0D3B10

split-complementary

#0D213B #3B100D #383B0D

monochromatic

#060E19 #060E19 #0D213B #183D6D #23599F

Accessibility & contrast

On white

16.18

#0D213B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#0D213B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D213B

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D213B	#FFFFFF	#000000	##FFFFFF
##0D213B	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15233C

Deuteranopia (green-blind)

#0F1F3A

Tritanopia (blue-blind)

#00272B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0d213b;
/* rgb */ color: rgb(13, 33, 59);
/* oklch */ color: oklch(24.7% 0.056 255.9);

Tailwind

colors: {
  custom: {
    50: '#525b71',
    500: '#0d213b',
    950: '#000000',
  },
}

SCSS

$custom: #0d213b;
$custom-light: #525b71;
$custom-dark: #000000;

JSON

{
  "hex": "#0d213b",
  "rgb": {
    "r": 13,
    "g": 33,
    "b": 59
  },
  "hsl": {
    "h": 213.913,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24655,
    "c": 0.05617,
    "h": 255.9
  },
  "luminance": 0.01489
}

Semantic roles & 50–950 ramp

primary

#0D213B

secondary

#77572D

accent

#9F41E7

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0D213B

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

Preview Lab → · Contrast checker → · Palette generator →