#0F3C7E#0F3C7E

#0F3C7E is a dark, vivid blue. Relative luminance 0.048; OKLCH L 36.8% C 0.122 H 258.8°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#0F3C7E
RGB	rgb(15, 60, 126)
HSL	hsl(216, 79%, 28%)
HSV	hsv(216, 88%, 49%)
CMYK	cmyk(88.1%, 52.4%, 0%, 50.6%)
CIE-LAB	lab(26.27, 12.10, -41.51)
CIE-LCH	lch(26.27, 43.24, 286.24°)
OKLab	oklab(36.83% -0.0237 -0.1196)
OKLCH	oklch(36.83% 0.122 258.8)
XYZ	xyz(5.5774, 4.8389, 20.3747)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3C7E #7E510F

analogous

#0F737E #0F3C7E #1A0F7E

triadic

#0F3C7E #7E0F3C #3C7E0F

tetradic

#0F3C7E #7E0F73 #7E510F #0F7E1A

square

#0F3C7E #7E0F73 #7E510F #0F7E1A

split-complementary

#0F3C7E #7E1A0F #737E0F

monochromatic

#030D1B #082247 #0F3C7E #1656B5 #2371E5

Accessibility & contrast

On white

10.67

#0F3C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#0F3C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3C7E

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3C7E	#FFFFFF	#000000	##FFFFFF
##0F3C7E	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114380

Deuteranopia (green-blind)

#003A7D

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0f3c7e;
/* rgb */ color: rgb(15, 60, 126);
/* oklch */ color: oklch(36.8% 0.122 258.8);

Tailwind

colors: {
  custom: {
    50: '#6471a4',
    500: '#0f3c7e',
    950: '#000000',
  },
}

SCSS

$custom: #0f3c7e;
$custom-light: #6471a4;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3c7e",
  "rgb": {
    "r": 15,
    "g": 60,
    "b": 126
  },
  "hsl": {
    "h": 215.676,
    "s": 78.723,
    "l": 27.647
  },
  "oklch": {
    "l": 0.36825,
    "c": 0.12195,
    "h": 258.8
  },
  "luminance": 0.0484
}

Semantic roles & 50–950 ramp

primary

#0F3C7E

secondary

#B58134

accent

#A633F5

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #0F3C7E

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

Preview Lab → · Contrast checker → · Palette generator →