#0D1B58#0D1B58

#0D1B58 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.111 H 267.5°. Best body text is #FFFFFF at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#0D1B58
RGB	rgb(13, 27, 88)
HSL	hsl(229, 74%, 20%)
HSV	hsv(229, 85%, 35%)
CMYK	cmyk(85.2%, 69.3%, 0%, 65.5%)
CIE-LAB	lab(13.07, 19.72, -38.31)
CIE-LCH	lch(13.07, 43.09, 297.23°)
OKLab	oklab(25.83% -0.0048 -0.1109)
OKLCH	oklch(25.83% 0.111 267.5)
XYZ	xyz(2.3188, 1.5737, 9.4122)
Luminance	0.0157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1B58 #584A0D

analogous

#0D4158 #0D1B58 #250D58

triadic

#0D1B58 #580D1B #1B580D

tetradic

#0D1B58 #580D41 #584A0D #0D5825

square

#0D1B58 #580D41 #584A0D #0D5825

split-complementary

#0D1B58 #58250D #41580D

monochromatic

#04081B #050B23 #0D1B58 #152B8D #1D3CC3

Accessibility & contrast

On white

15.97

#0D1B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0D1B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1B58

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1B58	#FFFFFF	#000000	##FFFFFF
##0D1B58	1.00	15.97	1.31	15.97
#FFFFFF	15.97	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	15.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255A

Deuteranopia (green-blind)

#001E57

Tritanopia (blue-blind)

#002B36

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0d1b58;
/* rgb */ color: rgb(13, 27, 88);
/* oklch */ color: oklch(25.8% 0.111 267.5);

Tailwind

colors: {
  custom: {
    50: '#5b5788',
    500: '#0d1b58',
    950: '#000000',
  },
}

SCSS

$custom: #0d1b58;
$custom-light: #5b5788;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1b58",
  "rgb": {
    "r": 13,
    "g": 27,
    "b": 88
  },
  "hsl": {
    "h": 228.8,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.25828,
    "c": 0.11099,
    "h": 267.5
  },
  "luminance": 0.01574
}

Semantic roles & 50–950 ramp

primary

#0D1B58

secondary

#93802E

accent

#CE37F1

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04030B

muted

#79787C

Preview Lab

Preview with #0D1B58

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

Preview Lab → · Contrast checker → · Palette generator →