#0F0739#0F0739

#0F0739 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.6% C 0.090 H 280.5°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#0F0739
RGB	rgb(15, 7, 57)
HSL	hsl(250, 78%, 13%)
HSV	hsv(250, 88%, 22%)
CMYK	cmyk(73.7%, 87.7%, 0%, 77.6%)
CIE-LAB	lab(4.96, 19.64, -29.92)
CIE-LCH	lch(4.96, 35.79, 303.28°)
OKLab	oklab(18.6% 0.0165 -0.0888)
OKLCH	oklch(18.6% 0.09 280.5)
XYZ	xyz(1.0113, 0.5488, 3.9227)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0739 #313907

analogous

#071839 #0F0739 #280739

triadic

#0F0739 #390F07 #07390F

tetradic

#0F0739 #390718 #313907 #073928

square

#0F0739 #390718 #313907 #073928

split-complementary

#0F0739 #392807 #183907

monochromatic

#07031B #07031B #0F0739 #1D0E70 #2C14A6

Accessibility & contrast

On white

18.92

#0F0739 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0F0739 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0739

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0739	#FFFFFF	#000000	##FFFFFF
##0F0739	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123A

Deuteranopia (green-blind)

#000F38

Tritanopia (blue-blind)

#00151F

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0f0739;
/* rgb */ color: rgb(15, 7, 57);
/* oklch */ color: oklch(18.6% 0.090 280.5);

Tailwind

colors: {
  custom: {
    50: '#534970',
    500: '#0f0739',
    950: '#000000',
  },
}

SCSS

$custom: #0f0739;
$custom-light: #534970;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0739",
  "rgb": {
    "r": 15,
    "g": 7,
    "b": 57
  },
  "hsl": {
    "h": 249.6,
    "s": 78.125,
    "l": 12.549
  },
  "oklch": {
    "l": 0.18602,
    "c": 0.09035,
    "h": 280.5
  },
  "luminance": 0.00549
}

Semantic roles & 50–950 ramp

primary

#0F0739

secondary

#6B7923

accent

#F533D6

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #0F0739

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

Preview Lab → · Contrast checker → · Palette generator →