#0D333B#0D333B

#0D333B is a dark, muted cyan. Relative luminance 0.028; OKLCH L 29.9% C 0.044 H 214.4°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#0D333B
RGB	rgb(13, 51, 59)
HSL	hsl(190, 64%, 14%)
HSV	hsv(190, 78%, 23%)
CMYK	cmyk(78%, 13.6%, 0%, 76.9%)
CIE-LAB	lab(19.09, -10.10, -8.94)
CIE-LCH	lch(19.09, 13.49, 221.52°)
OKLab	oklab(29.85% -0.0363 -0.0249)
OKLCH	oklch(29.85% 0.044 214.4)
XYZ	xyz(2.1389, 2.7687, 4.5585)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D333B #3B150D

analogous

#0D3B2C #0D333B #0D1C3B

triadic

#0D333B #3B0D33 #333B0D

tetradic

#0D333B #2C0D3B #3B150D #1C3B0D

square

#0D333B #2C0D3B #3B150D #1C3B0D

split-complementary

#0D333B #3B0D1C #3B2C0D

monochromatic

#061619 #061619 #0D333B #185E6D #238A9F

Accessibility & contrast

On white

13.52

#0D333B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0D333B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D333B

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D333B	#FFFFFF	#000000	##FFFFFF
##0D333B	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313B

Deuteranopia (green-blind)

#272C3B

Tritanopia (blue-blind)

#003635

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0d333b;
/* rgb */ color: rgb(13, 51, 59);
/* oklch */ color: oklch(29.9% 0.044 214.4);

Tailwind

colors: {
  custom: {
    50: '#536a70',
    500: '#0d333b',
    950: '#000000',
  },
}

SCSS

$custom: #0d333b;
$custom-light: #536a70;
$custom-dark: #000000;

JSON

{
  "hex": "#0d333b",
  "rgb": {
    "r": 13,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 190.435,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.29854,
    "c": 0.04403,
    "h": 214.4
  },
  "luminance": 0.02769
}

Semantic roles & 50–950 ramp

primary

#0D333B

secondary

#773A2D

accent

#5E41E7

background

#F4F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #0D333B

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

Preview Lab → · Contrast checker → · Palette generator →