#010D2D#010D2D

#010D2D is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.2% C 0.068 H 261.3°. Best body text is #FFFFFF at 19.15:1 contrast (WCAG AA passes).

Color values

HEX	#010D2D
RGB	rgb(1, 13, 45)
HSL	hsl(224, 96%, 9%)
HSV	hsv(224, 98%, 18%)
CMYK	cmyk(97.8%, 71.1%, 0%, 82.4%)
CIE-LAB	lab(4.37, 6.97, -22.04)
CIE-LCH	lch(4.37, 23.12, 287.55°)
OKLab	oklab(17.24% -0.0103 -0.0675)
OKLCH	oklch(17.24% 0.068 261.3)
XYZ	xyz(0.6299, 0.4837, 2.5423)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010D2D #2D2101

analogous

#01232D #010D2D #0B012D

triadic

#010D2D #2D010D #0D2D01

tetradic

#010D2D #2D0123 #2D2101 #012D0B

square

#010D2D #2D0123 #2D2101 #012D0B

split-complementary

#010D2D #2D0B01 #232D01

monochromatic

#01091E #01091E #010D2D #021E69 #0430A5

Accessibility & contrast

On white

19.15

#010D2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#010D2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010D2D

19.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010D2D	#FFFFFF	#000000	##FFFFFF
##010D2D	1.00	19.15	1.10	19.15
#FFFFFF	19.15	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112E

Deuteranopia (green-blind)

#000D2C

Tritanopia (blue-blind)

#00151B

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #010d2d;
/* rgb */ color: rgb(1, 13, 45);
/* oklch */ color: oklch(17.2% 0.068 261.3);

Tailwind

colors: {
  custom: {
    50: '#484c66',
    500: '#010d2d',
    950: '#000000',
  },
}

SCSS

$custom: #010d2d;
$custom-light: #484c66;
$custom-dark: #000000;

JSON

{
  "hex": "#010d2d",
  "rgb": {
    "r": 1,
    "g": 13,
    "b": 45
  },
  "hsl": {
    "h": 223.636,
    "s": 95.652,
    "l": 9.02
  },
  "oklch": {
    "l": 0.17241,
    "c": 0.06834,
    "h": 261.3
  },
  "luminance": 0.00484
}

Semantic roles & 50–950 ramp

primary

#010D2D

secondary

#735A17

accent

#C529FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #010D2D

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

Preview Lab → · Contrast checker → · Palette generator →