#0F3750#0F3750

#0F3750 is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.2% C 0.062 H 240.5°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#0F3750
RGB	rgb(15, 55, 80)
HSL	hsl(203, 68%, 19%)
HSV	hsv(203, 81%, 31%)
CMYK	cmyk(81.3%, 31.2%, 0%, 68.6%)
CIE-LAB	lab(21.63, -3.98, -19.20)
CIE-LCH	lch(21.63, 19.61, 258.28°)
OKLab	oklab(32.24% -0.0307 -0.0543)
OKLCH	oklch(32.24% 0.062 240.5)
XYZ	xyz(3.0106, 3.4128, 8.0879)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3750 #50280F

analogous

#0F5048 #0F3750 #0F1650

triadic

#0F3750 #500F37 #37500F

tetradic

#0F3750 #480F50 #50280F #16500F

square

#0F3750 #480F50 #50280F #16500F

split-complementary

#0F3750 #500F16 #50480F

monochromatic

#05121A #05141C #0F3750 #195A84 #227EB7

Accessibility & contrast

On white

12.48

#0F3750 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#0F3750 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3750

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3750	#FFFFFF	#000000	##FFFFFF
##0F3750	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3751

Deuteranopia (green-blind)

#223150

Tritanopia (blue-blind)

#003D40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0f3750;
/* rgb */ color: rgb(15, 55, 80);
/* oklch */ color: oklch(32.2% 0.062 240.5);

Tailwind

colors: {
  custom: {
    50: '#586d81',
    500: '#0f3750',
    950: '#000000',
  },
}

SCSS

$custom: #0f3750;
$custom-light: #586d81;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3750",
  "rgb": {
    "r": 15,
    "g": 55,
    "b": 80
  },
  "hsl": {
    "h": 203.077,
    "s": 68.421,
    "l": 18.627
  },
  "oklch": {
    "l": 0.32236,
    "c": 0.06237,
    "h": 240.5
  },
  "luminance": 0.03413
}

Semantic roles & 50–950 ramp

primary

#0F3750

secondary

#8A5331

accent

#803DEB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #0F3750

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

Preview Lab → · Contrast checker → · Palette generator →