#010D2E#010D2E

#010D2E is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.4% C 0.070 H 261.6°. Best body text is #FFFFFF at 19.12:1 contrast (WCAG AA passes).

Color values

HEX	#010D2E
RGB	rgb(1, 13, 46)
HSL	hsl(224, 96%, 9%)
HSV	hsv(224, 98%, 18%)
CMYK	cmyk(97.8%, 71.7%, 0%, 82%)
CIE-LAB	lab(4.44, 7.47, -22.68)
CIE-LCH	lch(4.44, 23.88, 288.22°)
OKLab	oklab(17.35% -0.0102 -0.0692)
OKLCH	oklch(17.35% 0.07 261.6)
XYZ	xyz(0.6494, 0.4915, 2.6449)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.12

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010D2E #2E2201

analogous

#01242E #010D2E #0C012E

triadic

#010D2E #2E010D #0D2E01

tetradic

#010D2E #2E0124 #2E2201 #012E0C

square

#010D2E #2E0124 #2E2201 #012E0C

split-complementary

#010D2E #2E0C01 #242E01

monochromatic

#01081E #01081E #010D2E #021E6A #042FA6

Accessibility & contrast

On white

19.12

#010D2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#010D2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010D2E

19.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010D2E	#FFFFFF	#000000	##FFFFFF
##010D2E	1.00	19.12	1.10	19.12
#FFFFFF	19.12	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122F

Deuteranopia (green-blind)

#000D2D

Tritanopia (blue-blind)

#00151B

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #010d2e;
/* rgb */ color: rgb(1, 13, 46);
/* oklch */ color: oklch(17.4% 0.070 261.6);

Tailwind

colors: {
  custom: {
    50: '#494c67',
    500: '#010d2e',
    950: '#000000',
  },
}

SCSS

$custom: #010d2e;
$custom-light: #494c67;
$custom-dark: #000000;

JSON

{
  "hex": "#010d2e",
  "rgb": {
    "r": 1,
    "g": 13,
    "b": 46
  },
  "hsl": {
    "h": 224,
    "s": 95.745,
    "l": 9.216
  },
  "oklch": {
    "l": 0.17353,
    "c": 0.06999,
    "h": 261.6
  },
  "luminance": 0.00492
}

Semantic roles & 50–950 ramp

primary

#010D2E

secondary

#745B17

accent

#C629FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #010D2E

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

Preview Lab → · Contrast checker → · Palette generator →