#0D1558#0D1558

#0D1558 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.7% C 0.119 H 269.3°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#0D1558
RGB	rgb(13, 21, 88)
HSL	hsl(234, 74%, 20%)
HSV	hsv(234, 85%, 35%)
CMYK	cmyk(85.2%, 76.1%, 0%, 65.5%)
CIE-LAB	lab(11.46, 24.04, -40.96)
CIE-LCH	lch(11.46, 47.49, 300.40°)
OKLab	oklab(24.65% -0.0014 -0.1186)
OKLCH	oklch(24.65% 0.119 269.3)
XYZ	xyz(2.1950, 1.3262, 9.3709)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1558 #58500D

analogous

#0D3B58 #0D1558 #2B0D58

triadic

#0D1558 #580D15 #15580D

tetradic

#0D1558 #580D3B #58500D #0D582B

square

#0D1558 #580D3B #58500D #0D582B

split-complementary

#0D1558 #582B0D #3B580D

monochromatic

#04061B #050823 #0D1558 #15228D #1D2EC3

Accessibility & contrast

On white

16.60

#0D1558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0D1558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1558

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1558	#FFFFFF	#000000	##FFFFFF
##0D1558	1.00	16.60	1.27	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225A

Deuteranopia (green-blind)

#001B57

Tritanopia (blue-blind)

#002834

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0d1558;
/* rgb */ color: rgb(13, 21, 88);
/* oklch */ color: oklch(24.7% 0.119 269.3);

Tailwind

colors: {
  custom: {
    50: '#5b5288',
    500: '#0d1558',
    950: '#000000',
  },
}

SCSS

$custom: #0d1558;
$custom-light: #5b5288;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1558",
  "rgb": {
    "r": 13,
    "g": 21,
    "b": 88
  },
  "hsl": {
    "h": 233.6,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24654,
    "c": 0.11865,
    "h": 269.3
  },
  "luminance": 0.01326
}

Semantic roles & 50–950 ramp

primary

#0D1558

secondary

#93882E

accent

#DD37F1

background

#F5F4F8

surface

#E9E7F0

border

#C5C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #0D1558

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

Preview Lab → · Contrast checker → · Palette generator →