#0F3D55#0F3D55

#0F3D55 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.2% C 0.064 H 236.2°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D55
RGB	rgb(15, 61, 85)
HSL	hsl(201, 70%, 20%)
HSV	hsv(201, 82%, 33%)
CMYK	cmyk(82.4%, 28.2%, 0%, 66.7%)
CIE-LAB	lab(23.98, -5.91, -18.82)
CIE-LCH	lch(23.98, 19.73, 252.56°)
OKLab	oklab(34.19% -0.0355 -0.0531)
OKLCH	oklch(34.19% 0.064 236.2)
XYZ	xyz(3.5048, 4.0945, 9.1982)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D55 #55270F

analogous

#0F554A #0F3D55 #0F1A55

triadic

#0F3D55 #550F3D #3D550F

tetradic

#0F3D55 #4A0F55 #55270F #1A550F

square

#0F3D55 #4A0F55 #55270F #1A550F

split-complementary

#0F3D55 #550F1A #554A0F

monochromatic

#05131A #061821 #0F3D55 #186289 #2188BD

Accessibility & contrast

On white

11.54

#0F3D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#0F3D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D55

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D55	#FFFFFF	#000000	##FFFFFF
##0F3D55	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313D56

Deuteranopia (green-blind)

#283655

Tritanopia (blue-blind)

#004345

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f3d55;
/* rgb */ color: rgb(15, 61, 85);
/* oklch */ color: oklch(34.2% 0.064 236.2);

Tailwind

colors: {
  custom: {
    50: '#5a7285',
    500: '#0f3d55',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d55;
$custom-light: #5a7285;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d55",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 85
  },
  "hsl": {
    "h": 200.571,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.34193,
    "c": 0.06389,
    "h": 236.2
  },
  "luminance": 0.04095
}

Semantic roles & 50–950 ramp

primary

#0F3D55

secondary

#8F5131

accent

#783BED

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F3D55

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

Preview Lab → · Contrast checker → · Palette generator →