#0D0538#0D0538

#0D0538 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.9% C 0.092 H 279.5°. Best body text is #FFFFFF at 19.16:1 contrast (WCAG AA passes).

Color values

HEX	#0D0538
RGB	rgb(13, 5, 56)
HSL	hsl(249, 84%, 12%)
HSV	hsv(249, 91%, 22%)
CMYK	cmyk(76.8%, 91.1%, 0%, 78%)
CIE-LAB	lab(4.33, 19.45, -30.21)
CIE-LCH	lch(4.33, 35.93, 302.77°)
OKLab	oklab(17.88% 0.0152 -0.0911)
OKLCH	oklch(17.88% 0.092 279.5)
XYZ	xyz(0.9338, 0.4796, 3.7840)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0538 #303805

analogous

#051738 #0D0538 #270538

triadic

#0D0538 #380D05 #05380D

tetradic

#0D0538 #380517 #303805 #053827

square

#0D0538 #380517 #303805 #053827

split-complementary

#0D0538 #382705 #173805

monochromatic

#07031C #07031C #0D0538 #1A0A70 #270FA8

Accessibility & contrast

On white

19.16

#0D0538 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0D0538 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0538

19.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0538	#FFFFFF	#000000	##FFFFFF
##0D0538	1.00	19.16	1.10	19.16
#FFFFFF	19.16	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001139

Deuteranopia (green-blind)

#000D37

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #0d0538;
/* rgb */ color: rgb(13, 5, 56);
/* oklch */ color: oklch(17.9% 0.092 279.5);

Tailwind

colors: {
  custom: {
    50: '#52486f',
    500: '#0d0538',
    950: '#000000',
  },
}

SCSS

$custom: #0d0538;
$custom-light: #52486f;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0538",
  "rgb": {
    "r": 13,
    "g": 5,
    "b": 56
  },
  "hsl": {
    "h": 249.412,
    "s": 83.607,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17883,
    "c": 0.09232,
    "h": 279.5
  },
  "luminance": 0.0048
}

Semantic roles & 50–950 ramp

primary

#0D0538

secondary

#6B7920

accent

#FA2EDA

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #0D0538

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

Preview Lab → · Contrast checker → · Palette generator →