#010D27#010D27

#010D27 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 16.6% C 0.058 H 259.0°. Best body text is #FFFFFF at 19.30:1 contrast (WCAG AA passes).

Color values

HEX	#010D27
RGB	rgb(1, 13, 39)
HSL	hsl(221, 95%, 8%)
HSV	hsv(221, 97%, 15%)
CMYK	cmyk(97.4%, 66.7%, 0%, 84.7%)
CIE-LAB	lab(3.98, 4.25, -18.11)
CIE-LCH	lch(3.98, 18.60, 283.19°)
OKLab	oklab(16.6% -0.0111 -0.0571)
OKLCH	oklch(16.6% 0.058 259)
XYZ	xyz(0.5225, 0.4407, 1.9766)
Luminance	0.0044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010D27 #271B01

analogous

#012027 #010D27 #080127

triadic

#010D27 #27010D #0D2701

tetradic

#010D27 #270120 #271B01 #012708

square

#010D27 #270120 #271B01 #012708

split-complementary

#010D27 #270801 #202701

monochromatic

#010A1E #010A1E #010D27 #032163 #04359E

Accessibility & contrast

On white

19.30

#010D27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#010D27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010D27

19.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010D27	#FFFFFF	#000000	##FFFFFF
##010D27	1.00	19.30	1.09	19.30
#FFFFFF	19.30	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001028

Deuteranopia (green-blind)

#000C26

Tritanopia (blue-blind)

#001318

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #010d27;
/* rgb */ color: rgb(1, 13, 39);
/* oklch */ color: oklch(16.6% 0.058 259.0);

Tailwind

colors: {
  custom: {
    50: '#474c61',
    500: '#010d27',
    950: '#000000',
  },
}

SCSS

$custom: #010d27;
$custom-light: #474c61;
$custom-dark: #000000;

JSON

{
  "hex": "#010d27",
  "rgb": {
    "r": 1,
    "g": 13,
    "b": 39
  },
  "hsl": {
    "h": 221.053,
    "s": 95,
    "l": 7.843
  },
  "oklch": {
    "l": 0.16599,
    "c": 0.05813,
    "h": 259
  },
  "luminance": 0.00441
}

Semantic roles & 50–950 ramp

primary

#010D27

secondary

#6E5216

accent

#BB29FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000105

muted

#777779

Preview Lab

Preview with #010D27

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

Preview Lab → · Contrast checker → · Palette generator →