#0F1043#0F1043

#0F1043 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.093 H 274.3°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#0F1043
RGB	rgb(15, 16, 67)
HSL	hsl(239, 63%, 16%)
HSV	hsv(239, 78%, 26%)
CMYK	cmyk(77.6%, 76.1%, 0%, 73.7%)
CIE-LAB	lab(7.92, 19.30, -32.25)
CIE-LCH	lch(7.92, 37.59, 300.89°)
OKLab	oklab(21.42% 0.007 -0.0932)
OKLCH	oklch(21.42% 0.093 274.3)
XYZ	xyz(1.3951, 0.8773, 5.4049)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.29

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1043 #43420F

analogous

#0F2A43 #0F1043 #280F43

triadic

#0F1043 #430F10 #10430F

tetradic

#0F1043 #430F2A #43420F #0F4328

square

#0F1043 #430F2A #43420F #0F4328

split-complementary

#0F1043 #43280F #2A430F

monochromatic

#060619 #060619 #0F1043 #1A1C75 #2528A7

Accessibility & contrast

On white

17.87

#0F1043 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0F1043 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1043

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1043	#FFFFFF	#000000	##FFFFFF
##0F1043	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A45

Deuteranopia (green-blind)

#001542

Tritanopia (blue-blind)

#001E27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0f1043;
/* rgb */ color: rgb(15, 16, 67);
/* oklch */ color: oklch(21.4% 0.093 274.3);

Tailwind

colors: {
  custom: {
    50: '#564e78',
    500: '#0f1043',
    950: '#000000',
  },
}

SCSS

$custom: #0f1043;
$custom-light: #564e78;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1043",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 67
  },
  "hsl": {
    "h": 238.846,
    "s": 63.415,
    "l": 16.078
  },
  "oklch": {
    "l": 0.21424,
    "c": 0.09345,
    "h": 274.3
  },
  "luminance": 0.00877
}

Semantic roles & 50–950 ramp

primary

#0F1043

secondary

#7D7C30

accent

#E341E6

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0F1043

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

Preview Lab → · Contrast checker → · Palette generator →