#0D3540#0D3540

#0D3540 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.7% C 0.047 H 219.9°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#0D3540
RGB	rgb(13, 53, 64)
HSL	hsl(193, 66%, 15%)
HSV	hsv(193, 80%, 25%)
CMYK	cmyk(79.7%, 17.2%, 0%, 74.9%)
CIE-LAB	lab(20.05, -9.44, -10.89)
CIE-LCH	lch(20.05, 14.41, 229.08°)
OKLab	oklab(30.7% -0.0364 -0.0304)
OKLCH	oklch(30.7% 0.047 219.9)
XYZ	xyz(2.3641, 3.0017, 5.3043)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3540 #40180D

analogous

#0D4031 #0D3540 #0D1C40

triadic

#0D3540 #400D35 #35400D

tetradic

#0D3540 #310D40 #40180D #1C400D

square

#0D3540 #310D40 #40180D #1C400D

split-complementary

#0D3540 #400D1C #40310D

monochromatic

#051519 #051519 #0D3540 #175F73 #2289A6

Accessibility & contrast

On white

13.12

#0D3540 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0D3540 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3540

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3540	#FFFFFF	#000000	##FFFFFF
##0D3540	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3341

Deuteranopia (green-blind)

#272E40

Tritanopia (blue-blind)

#003938

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0d3540;
/* rgb */ color: rgb(13, 53, 64);
/* oklch */ color: oklch(30.7% 0.047 219.9);

Tailwind

colors: {
  custom: {
    50: '#546c74',
    500: '#0d3540',
    950: '#000000',
  },
}

SCSS

$custom: #0d3540;
$custom-light: #546c74;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3540",
  "rgb": {
    "r": 13,
    "g": 53,
    "b": 64
  },
  "hsl": {
    "h": 192.941,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.30697,
    "c": 0.04742,
    "h": 219.9
  },
  "luminance": 0.03002
}

Semantic roles & 50–950 ramp

primary

#0D3540

secondary

#7C3E2D

accent

#633FE9

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0D3540

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

Preview Lab → · Contrast checker → · Palette generator →