#0F3C5E#0F3C5E

#0F3C5E is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.5% C 0.076 H 245.8°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#0F3C5E
RGB	rgb(15, 60, 94)
HSL	hsl(206, 72%, 21%)
HSV	hsv(206, 84%, 37%)
CMYK	cmyk(84%, 36.2%, 0%, 63.1%)
CIE-LAB	lab(24.13, -1.53, -24.47)
CIE-LCH	lch(24.13, 24.52, 266.43°)
OKLab	oklab(34.47% -0.0312 -0.0696)
OKLCH	oklch(34.47% 0.076 245.8)
XYZ	xyz(3.8325, 4.1410, 11.1848)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3C5E #5E310F

analogous

#0F5E59 #0F3C5E #0F155E

triadic

#0F3C5E #5E0F3C #3C5E0F

tetradic

#0F3C5E #590F5E #5E310F #155E0F

square

#0F3C5E #590F5E #5E310F #155E0F

split-complementary

#0F3C5E #5E0F15 #5E590F

monochromatic

#04111A #071A29 #0F3C5E #175E93 #207FC8

Accessibility & contrast

On white

11.49

#0F3C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#0F3C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3C5E

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3C5E	#FFFFFF	#000000	##FFFFFF
##0F3C5E	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3D5F

Deuteranopia (green-blind)

#21365D

Tritanopia (blue-blind)

#004448

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f3c5e;
/* rgb */ color: rgb(15, 60, 94);
/* oklch */ color: oklch(34.5% 0.076 245.8);

Tailwind

colors: {
  custom: {
    50: '#5b718c',
    500: '#0f3c5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f3c5e;
$custom-light: #5b718c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3c5e",
  "rgb": {
    "r": 15,
    "g": 60,
    "b": 94
  },
  "hsl": {
    "h": 205.823,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.34474,
    "c": 0.07624,
    "h": 245.8
  },
  "luminance": 0.04141
}

Semantic roles & 50–950 ramp

primary

#0F3C5E

secondary

#975D31

accent

#8739EF

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#04070C

muted

#797A7D

Preview Lab

Preview with #0F3C5E

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

Preview Lab → · Contrast checker → · Palette generator →