#0F3C7F#0F3C7F

#0F3C7F is a dark, vivid blue. Relative luminance 0.049; OKLCH L 36.9% C 0.123 H 259.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#0F3C7F
RGB	rgb(15, 60, 127)
HSL	hsl(216, 79%, 28%)
HSV	hsv(216, 88%, 50%)
CMYK	cmyk(88.2%, 52.8%, 0%, 50.2%)
CIE-LAB	lab(26.35, 12.52, -42.02)
CIE-LCH	lch(26.35, 43.85, 286.59°)
OKLab	oklab(36.91% -0.0236 -0.1211)
OKLCH	oklch(36.91% 0.123 259)
XYZ	xyz(5.6422, 4.8649, 20.7162)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3C7F #7F520F

analogous

#0F747F #0F3C7F #1A0F7F

triadic

#0F3C7F #7F0F3C #3C7F0F

tetradic

#0F3C7F #7F0F74 #7F520F #0F7F1A

square

#0F3C7F #7F0F74 #7F520F #0F7F1A

split-complementary

#0F3C7F #7F1A0F #747F0F

monochromatic

#030D1B #092248 #0F3C7F #1556B6 #2371E5

Accessibility & contrast

On white

10.64

#0F3C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#0F3C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3C7F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3C7F	#FFFFFF	#000000	##FFFFFF
##0F3C7F	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F4481

Deuteranopia (green-blind)

#003A7E

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0f3c7f;
/* rgb */ color: rgb(15, 60, 127);
/* oklch */ color: oklch(36.9% 0.123 259.0);

Tailwind

colors: {
  custom: {
    50: '#6471a5',
    500: '#0f3c7f',
    950: '#000000',
  },
}

SCSS

$custom: #0f3c7f;
$custom-light: #6471a5;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3c7f",
  "rgb": {
    "r": 15,
    "g": 60,
    "b": 127
  },
  "hsl": {
    "h": 215.893,
    "s": 78.873,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36907,
    "c": 0.12338,
    "h": 259
  },
  "luminance": 0.04866
}

Semantic roles & 50–950 ramp

primary

#0F3C7F

secondary

#B58234

accent

#A732F5

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #0F3C7F

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

Preview Lab → · Contrast checker → · Palette generator →