#0F3D5E#0F3D5E

#0F3D5E is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.7% C 0.075 H 244.6°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D5E
RGB	rgb(15, 61, 94)
HSL	hsl(205, 72%, 21%)
HSV	hsv(205, 84%, 37%)
CMYK	cmyk(84%, 35.1%, 0%, 63.1%)
CIE-LAB	lab(24.47, -2.20, -23.94)
CIE-LCH	lch(24.47, 24.04, 264.74°)
OKLab	oklab(34.74% -0.0322 -0.068)
OKLCH	oklch(34.74% 0.075 244.6)
XYZ	xyz(3.8853, 4.2467, 11.2024)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D5E #5E300F

analogous

#0F5E58 #0F3D5E #0F165E

triadic

#0F3D5E #5E0F3D #3D5E0F

tetradic

#0F3D5E #580F5E #5E300F #165E0F

square

#0F3D5E #580F5E #5E300F #165E0F

split-complementary

#0F3D5E #5E0F16 #5E580F

monochromatic

#04111A #071B29 #0F3D5E #175F93 #2082C8

Accessibility & contrast

On white

11.36

#0F3D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0F3D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D5E

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D5E	#FFFFFF	#000000	##FFFFFF
##0F3D5E	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3E5F

Deuteranopia (green-blind)

#23375D

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3d5e;
/* rgb */ color: rgb(15, 61, 94);
/* oklch */ color: oklch(34.7% 0.075 244.6);

Tailwind

colors: {
  custom: {
    50: '#5c728c',
    500: '#0f3d5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d5e;
$custom-light: #5c728c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d5e",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 94
  },
  "hsl": {
    "h": 205.063,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.34741,
    "c": 0.07524,
    "h": 244.6
  },
  "luminance": 0.04247
}

Semantic roles & 50–950 ramp

primary

#0F3D5E

secondary

#975C31

accent

#8539EF

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#04070C

muted

#797A7D

Preview Lab

Preview with #0F3D5E

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

Preview Lab → · Contrast checker → · Palette generator →