#010D36#010D36

#010D36 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.3% C 0.083 H 263.1°. Best body text is #FFFFFF at 18.88:1 contrast (WCAG AA passes).

Color values

HEX	#010D36
RGB	rgb(1, 13, 54)
HSL	hsl(226, 96%, 11%)
HSV	hsv(226, 98%, 21%)
CMYK	cmyk(98.1%, 75.9%, 0%, 78.8%)
CIE-LAB	lab(5.06, 11.85, -27.60)
CIE-LCH	lch(5.06, 30.04, 293.24°)
OKLab	oklab(18.28% -0.01 -0.0823)
OKLCH	oklch(18.28% 0.083 263.1)
XYZ	xyz(0.8221, 0.5605, 3.5542)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 2.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010D36 #362A01

analogous

#012736 #010D36 #0F0136

triadic

#010D36 #36010D #0D3601

tetradic

#010D36 #360127 #362A01 #01360F

square

#010D36 #360127 #362A01 #01360F

split-complementary

#010D36 #360F01 #273601

monochromatic

#01071E #01071E #010D36 #021B72 #032AAE

Accessibility & contrast

On white

18.88

#010D36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#010D36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010D36

18.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010D36	#FFFFFF	#000000	##FFFFFF
##010D36	1.00	18.88	1.11	18.88
#FFFFFF	18.88	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001437

Deuteranopia (green-blind)

#000E35

Tritanopia (blue-blind)

#00181F

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #010d36;
/* rgb */ color: rgb(1, 13, 54);
/* oklch */ color: oklch(18.3% 0.083 263.1);

Tailwind

colors: {
  custom: {
    50: '#4b4c6d',
    500: '#010d36',
    950: '#000000',
  },
}

SCSS

$custom: #010d36;
$custom-light: #4b4c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#010d36",
  "rgb": {
    "r": 1,
    "g": 13,
    "b": 54
  },
  "hsl": {
    "h": 226.415,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.18283,
    "c": 0.08293,
    "h": 263.1
  },
  "luminance": 0.00561
}

Semantic roles & 50–950 ramp

primary

#010D36

secondary

#7B6418

accent

#CF29FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010107

muted

#77777A

Preview Lab

Preview with #010D36

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

Preview Lab → · Contrast checker → · Palette generator →