#0D2553#0D2553

#0D2553 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.6% C 0.089 H 261.8°. Best body text is #FFFFFF at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#0D2553
RGB	rgb(13, 37, 83)
HSL	hsl(219, 73%, 19%)
HSV	hsv(219, 84%, 33%)
CMYK	cmyk(84.3%, 55.4%, 0%, 67.5%)
CIE-LAB	lab(15.66, 9.99, -30.72)
CIE-LCH	lch(15.66, 32.30, 288.01°)
OKLab	oklab(27.63% -0.0128 -0.0884)
OKLCH	oklch(27.63% 0.089 261.8)
XYZ	xyz(2.3883, 2.0330, 8.4485)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D2553 #533B0D

analogous

#0D4853 #0D2553 #180D53

triadic

#0D2553 #530D25 #25530D

tetradic

#0D2553 #530D48 #533B0D #0D5318

square

#0D2553 #530D48 #533B0D #0D5318

split-complementary

#0D2553 #53180D #48530D

monochromatic

#040C1A #050D1E #0D2553 #153D88 #1E54BD

Accessibility & contrast

On white

14.93

#0D2553 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#0D2553 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D2553

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D2553	#FFFFFF	#000000	##FFFFFF
##0D2553	1.00	14.93	1.41	14.93
#FFFFFF	14.93	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082A55

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#003038

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0d2553;
/* rgb */ color: rgb(13, 37, 83);
/* oklch */ color: oklch(27.6% 0.089 261.8);

Tailwind

colors: {
  custom: {
    50: '#585e84',
    500: '#0d2553',
    950: '#000000',
  },
}

SCSS

$custom: #0d2553;
$custom-light: #585e84;
$custom-dark: #000000;

JSON

{
  "hex": "#0d2553",
  "rgb": {
    "r": 13,
    "g": 37,
    "b": 83
  },
  "hsl": {
    "h": 219.429,
    "s": 72.917,
    "l": 18.824
  },
  "oklch": {
    "l": 0.2763,
    "c": 0.08933,
    "h": 261.8
  },
  "luminance": 0.02033
}

Semantic roles & 50–950 ramp

primary

#0D2553

secondary

#8E6D2E

accent

#B138F0

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0D2553

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

Preview Lab → · Contrast checker → · Palette generator →