#0D0F58#0D0F58

#0D0F58 is a very dark, vivid blue. Relative luminance 0.011; OKLCH L 23.6% C 0.125 H 270.5°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX	#0D0F58
RGB	rgb(13, 15, 88)
HSL	hsl(238, 74%, 20%)
HSV	hsv(238, 85%, 35%)
CMYK	cmyk(85.2%, 83%, 0%, 65.5%)
CIE-LAB	lab(10.04, 28.00, -43.30)
CIE-LCH	lch(10.04, 51.56, 302.89°)
OKLab	oklab(23.64% 0.0012 -0.1254)
OKLCH	oklch(23.64% 0.125 270.5)
XYZ	xyz(2.0977, 1.1316, 9.3385)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0F58 #58560D

analogous

#0D3558 #0D0F58 #310D58

triadic

#0D0F58 #580D0F #0F580D

tetradic

#0D0F58 #580D35 #58560D #0D5831

square

#0D0F58 #580D35 #58560D #0D5831

split-complementary

#0D0F58 #58310D #35580D

monochromatic

#04051B #050623 #0D0F58 #15188D #1D21C3

Accessibility & contrast

On white

17.12

#0D0F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0D0F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0F58

17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0F58	#FFFFFF	#000000	##FFFFFF
##0D0F58	1.00	17.12	1.23	17.12
#FFFFFF	17.12	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F5A

Deuteranopia (green-blind)

#001857

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0d0f58;
/* rgb */ color: rgb(13, 15, 88);
/* oklch */ color: oklch(23.6% 0.125 270.5);

Tailwind

colors: {
  custom: {
    50: '#5c4e88',
    500: '#0d0f58',
    950: '#000000',
  },
}

SCSS

$custom: #0d0f58;
$custom-light: #5c4e88;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0f58",
  "rgb": {
    "r": 13,
    "g": 15,
    "b": 88
  },
  "hsl": {
    "h": 238.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.23644,
    "c": 0.1254,
    "h": 270.5
  },
  "luminance": 0.01132
}

Semantic roles & 50–950 ramp

primary

#0D0F58

secondary

#93902E

accent

#EC37F1

background

#F5F4F8

surface

#E9E7F0

border

#C5C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #0D0F58

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

Preview Lab → · Contrast checker → · Palette generator →