#0D3F4F#0D3F4F

#0D3F4F is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.058 H 224.2°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#0D3F4F
RGB	rgb(13, 63, 79)
HSL	hsl(195, 72%, 18%)
HSV	hsv(195, 84%, 31%)
CMYK	cmyk(83.5%, 20.3%, 0%, 69%)
CIE-LAB	lab(24.34, -9.86, -14.33)
CIE-LCH	lch(24.34, 17.39, 235.46°)
OKLab	oklab(34.37% -0.0413 -0.0401)
OKLCH	oklch(34.37% 0.058 224.2)
XYZ	xyz(3.3542, 4.2047, 8.0304)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3F4F #4F1D0D

analogous

#0D4F3E #0D3F4F #0D1E4F

triadic

#0D3F4F #4F0D3F #3F4F0D

tetradic

#0D3F4F #3E0D4F #4F1D0D #1E4F0D

square

#0D3F4F #3E0D4F #4F1D0D #1E4F0D

split-complementary

#0D3F4F #4F0D1E #4F3E0D

monochromatic

#04151A #04151A #0D3F4F #166984 #1E93B8

Accessibility & contrast

On white

11.41

#0D3F4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0D3F4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3F4F

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3F4F	#FFFFFF	#000000	##FFFFFF
##0D3F4F	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363D50

Deuteranopia (green-blind)

#2D374F

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0d3f4f;
/* rgb */ color: rgb(13, 63, 79);
/* oklch */ color: oklch(34.4% 0.058 224.2);

Tailwind

colors: {
  custom: {
    50: '#587480',
    500: '#0d3f4f',
    950: '#000000',
  },
}

SCSS

$custom: #0d3f4f;
$custom-light: #587480;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3f4f",
  "rgb": {
    "r": 13,
    "g": 63,
    "b": 79
  },
  "hsl": {
    "h": 194.545,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.34365,
    "c": 0.05761,
    "h": 224.2
  },
  "luminance": 0.04205
}

Semantic roles & 50–950 ramp

primary

#0D3F4F

secondary

#8A442E

accent

#6539EE

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0D3F4F

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

Preview Lab → · Contrast checker → · Palette generator →