#0D1550#0D1550

#0D1550 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.107 H 269.7°. Best body text is #FFFFFF at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#0D1550
RGB	rgb(13, 21, 80)
HSL	hsl(233, 72%, 18%)
HSV	hsv(233, 84%, 31%)
CMYK	cmyk(83.7%, 73.7%, 0%, 68.6%)
CIE-LAB	lab(10.56, 20.76, -36.98)
CIE-LCH	lch(10.56, 42.41, 299.31°)
OKLab	oklab(23.74% -0.0005 -0.107)
OKLCH	oklch(23.74% 0.107 269.7)
XYZ	xyz(1.8816, 1.2009, 7.7205)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1550 #50480D

analogous

#0D3650 #0D1550 #260D50

triadic

#0D1550 #500D15 #15500D

tetradic

#0D1550 #500D36 #50480D #0D5026

square

#0D1550 #500D36 #50480D #0D5026

split-complementary

#0D1550 #50260D #36500D

monochromatic

#04071A #04071B #0D1550 #162385 #1E31B9

Accessibility & contrast

On white

16.93

#0D1550 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0D1550 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1550

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1550	#FFFFFF	#000000	##FFFFFF
##0D1550	1.00	16.93	1.24	16.93
#FFFFFF	16.93	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002052

Deuteranopia (green-blind)

#00194F

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0d1550;
/* rgb */ color: rgb(13, 21, 80);
/* oklch */ color: oklch(23.7% 0.107 269.7);

Tailwind

colors: {
  custom: {
    50: '#595282',
    500: '#0d1550',
    950: '#000000',
  },
}

SCSS

$custom: #0d1550;
$custom-light: #595282;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1550",
  "rgb": {
    "r": 13,
    "g": 21,
    "b": 80
  },
  "hsl": {
    "h": 232.836,
    "s": 72.043,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23737,
    "c": 0.10703,
    "h": 269.7
  },
  "luminance": 0.01201
}

Semantic roles & 50–950 ramp

primary

#0D1550

secondary

#8B802E

accent

#D939EF

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020A

muted

#79787C

Preview Lab

Preview with #0D1550

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

Preview Lab → · Contrast checker → · Palette generator →