#0F102F#0F102F

#0F102F is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.4% C 0.061 H 277.7°. Best body text is #FFFFFF at 18.50:1 contrast (WCAG AA passes).

Color values

HEX	#0F102F
RGB	rgb(15, 16, 47)
HSL	hsl(238, 52%, 12%)
HSV	hsv(238, 68%, 18%)
CMYK	cmyk(68.1%, 66%, 0%, 81.6%)
CIE-LAB	lab(6.12, 10.26, -20.70)
CIE-LCH	lch(6.12, 23.10, 296.35°)
OKLab	oklab(19.36% 0.0081 -0.0601)
OKLCH	oklch(19.36% 0.061 277.7)
XYZ	xyz(0.8952, 0.6773, 2.7723)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F102F #2F2E0F

analogous

#0F202F #0F102F #1E0F2F

triadic

#0F102F #2F0F10 #102F0F

tetradic

#0F102F #2F0F20 #2F2E0F #0F2F1E

square

#0F102F #2F0F20 #2F2E0F #0F2F1E

split-complementary

#0F102F #2F1E0F #202F0F

monochromatic

#070817 #070817 #0F102F #1E205D #2D308C

Accessibility & contrast

On white

18.50

#0F102F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0F102F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F102F

18.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F102F	#FFFFFF	#000000	##FFFFFF
##0F102F	1.00	18.50	1.14	18.50
#FFFFFF	18.50	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011530

Deuteranopia (green-blind)

#00122E

Tritanopia (blue-blind)

#02171D

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0f102f;
/* rgb */ color: rgb(15, 16, 47);
/* oklch */ color: oklch(19.4% 0.061 277.7);

Tailwind

colors: {
  custom: {
    50: '#504e68',
    500: '#0f102f',
    950: '#000000',
  },
}

SCSS

$custom: #0f102f;
$custom-light: #504e68;
$custom-dark: #000000;

JSON

{
  "hex": "#0f102f",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 47
  },
  "hsl": {
    "h": 238.125,
    "s": 51.613,
    "l": 12.157
  },
  "oklch": {
    "l": 0.19356,
    "c": 0.06068,
    "h": 277.7
  },
  "luminance": 0.00677
}

Semantic roles & 50–950 ramp

primary

#0F102F

secondary

#696731

accent

#D74DDB

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0F102F

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

Preview Lab → · Contrast checker → · Palette generator →