#0F3D5D#0F3D5D

#0F3D5D is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.7% C 0.074 H 243.8°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D5D
RGB	rgb(15, 61, 93)
HSL	hsl(205, 72%, 21%)
HSV	hsv(205, 84%, 36%)
CMYK	cmyk(83.9%, 34.4%, 0%, 63.5%)
CIE-LAB	lab(24.41, -2.62, -23.38)
CIE-LCH	lch(24.41, 23.52, 263.61°)
OKLab	oklab(34.68% -0.0326 -0.0663)
OKLCH	oklch(34.68% 0.074 243.8)
XYZ	xyz(3.8408, 4.2289, 10.9676)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D5D #5D2F0F

analogous

#0F5D56 #0F3D5D #0F165D

triadic

#0F3D5D #5D0F3D #3D5D0F

tetradic

#0F3D5D #560F5D #5D2F0F #165D0F

square

#0F3D5D #560F5D #5D2F0F #165D0F

split-complementary

#0F3D5D #5D0F16 #5D560F

monochromatic

#04111A #061A28 #0F3D5D #176092 #2082C6

Accessibility & contrast

On white

11.38

#0F3D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0F3D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D5D

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D5D	#FFFFFF	#000000	##FFFFFF
##0F3D5D	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3E5E

Deuteranopia (green-blind)

#23375C

Tritanopia (blue-blind)

#004548

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3d5d;
/* rgb */ color: rgb(15, 61, 93);
/* oklch */ color: oklch(34.7% 0.074 243.8);

Tailwind

colors: {
  custom: {
    50: '#5b728b',
    500: '#0f3d5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d5d;
$custom-light: #5b728b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d5d",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 93
  },
  "hsl": {
    "h": 204.615,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.34678,
    "c": 0.07391,
    "h": 243.8
  },
  "luminance": 0.04229
}

Semantic roles & 50–950 ramp

primary

#0F3D5D

secondary

#965B31

accent

#8439EF

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#04070C

muted

#797A7D

Preview Lab

Preview with #0F3D5D

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

Preview Lab → · Contrast checker → · Palette generator →