#0F103C#0F103C

#0F103C is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.7% C 0.082 H 275.4°. Best body text is #FFFFFF at 18.11:1 contrast (WCAG AA passes).

Color values

HEX	#0F103C
RGB	rgb(15, 16, 60)
HSL	hsl(239, 60%, 15%)
HSV	hsv(239, 75%, 24%)
CMYK	cmyk(75%, 73.3%, 0%, 76.5%)
CIE-LAB	lab(7.21, 16.30, -28.43)
CIE-LCH	lch(7.21, 32.77, 299.83°)
OKLab	oklab(20.66% 0.0078 -0.0821)
OKLCH	oklch(20.66% 0.082 275.4)
XYZ	xyz(1.1976, 0.7983, 4.3651)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 3.12

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F103C #3C3B0F

analogous

#0F273C #0F103C #250F3C

triadic

#0F103C #3C0F10 #103C0F

tetradic

#0F103C #3C0F27 #3C3B0F #0F3C25

square

#0F103C #3C0F27 #3C3B0F #0F3C25

split-complementary

#0F103C #3C250F #273C0F

monochromatic

#060718 #060718 #0F103C #1B1D6D #272A9E

Accessibility & contrast

On white

18.11

#0F103C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0F103C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F103C

18.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F103C	#FFFFFF	#000000	##FFFFFF
##0F103C	1.00	18.11	1.16	18.11
#FFFFFF	18.11	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183D

Deuteranopia (green-blind)

#00143B

Tritanopia (blue-blind)

#001B24

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0f103c;
/* rgb */ color: rgb(15, 16, 60);
/* oklch */ color: oklch(20.7% 0.082 275.4);

Tailwind

colors: {
  custom: {
    50: '#544e72',
    500: '#0f103c',
    950: '#000000',
  },
}

SCSS

$custom: #0f103c;
$custom-light: #544e72;
$custom-dark: #000000;

JSON

{
  "hex": "#0f103c",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 60
  },
  "hsl": {
    "h": 238.667,
    "s": 60,
    "l": 14.706
  },
  "oklch": {
    "l": 0.20657,
    "c": 0.08249,
    "h": 275.4
  },
  "luminance": 0.00798
}

Semantic roles & 50–950 ramp

primary

#0F103C

secondary

#767530

accent

#E045E3

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #0F103C

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

Preview Lab → · Contrast checker → · Palette generator →