#0D275A#0D275A

#0D275A is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.7% C 0.097 H 262.0°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#0D275A
RGB	rgb(13, 39, 90)
HSL	hsl(220, 75%, 20%)
HSV	hsv(220, 86%, 35%)
CMYK	cmyk(85.6%, 56.7%, 0%, 64.7%)
CIE-LAB	lab(16.87, 11.58, -33.47)
CIE-LCH	lch(16.87, 35.41, 289.08°)
OKLab	oklab(28.73% -0.0136 -0.0964)
OKLCH	oklch(28.73% 0.097 262)
XYZ	xyz(2.7363, 2.2745, 9.9657)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D275A #5A400D

analogous

#0D4D5A #0D275A #190D5A

triadic

#0D275A #5A0D27 #275A0D

tetradic

#0D275A #5A0D4D #5A400D #0D5A19

square

#0D275A #5A0D4D #5A400D #0D5A19

split-complementary

#0D275A #5A190D #4D5A0D

monochromatic

#040C1B #051025 #0D275A #153E8F #1C55C5

Accessibility & contrast

On white

14.43

#0D275A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#0D275A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D275A

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D275A	#FFFFFF	#000000	##FFFFFF
##0D275A	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032D5C

Deuteranopia (green-blind)

#002659

Tritanopia (blue-blind)

#00333C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0d275a;
/* rgb */ color: rgb(13, 39, 90);
/* oklch */ color: oklch(28.7% 0.097 262.0);

Tailwind

colors: {
  custom: {
    50: '#5a6089',
    500: '#0d275a',
    950: '#000000',
  },
}

SCSS

$custom: #0d275a;
$custom-light: #5a6089;
$custom-dark: #000000;

JSON

{
  "hex": "#0d275a",
  "rgb": {
    "r": 13,
    "g": 39,
    "b": 90
  },
  "hsl": {
    "h": 219.74,
    "s": 74.757,
    "l": 20.196
  },
  "oklch": {
    "l": 0.2873,
    "c": 0.09739,
    "h": 262
  },
  "luminance": 0.02275
}

Semantic roles & 50–950 ramp

primary

#0D275A

secondary

#94722E

accent

#B236F1

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #0D275A

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

Preview Lab → · Contrast checker → · Palette generator →