#01102A#01102A

#01102A is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.7% C 0.059 H 257.1°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#01102A
RGB	rgb(1, 16, 42)
HSL	hsl(218, 95%, 8%)
HSV	hsv(218, 98%, 16%)
CMYK	cmyk(97.6%, 61.9%, 0%, 83.5%)
CIE-LAB	lab(4.91, 4.03, -18.93)
CIE-LCH	lch(4.91, 19.35, 282.03°)
OKLab	oklab(17.75% -0.013 -0.0571)
OKLCH	oklch(17.75% 0.059 257.1)
XYZ	xyz(0.6156, 0.5441, 2.2626)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.33

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01102A #2A1B01

analogous

#01242A #01102A #06012A

triadic

#01102A #2A0110 #102A01

tetradic

#01102A #2A0124 #2A1B01 #012A06

square

#01102A #2A0124 #2A1B01 #012A06

split-complementary

#01102A #2A0601 #242A01

monochromatic

#010B1E #010B1E #01102A #022766 #043EA2

Accessibility & contrast

On white

18.94

#01102A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#01102A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01102A

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01102A	#FFFFFF	#000000	##FFFFFF
##01102A	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02132B

Deuteranopia (green-blind)

#000F29

Tritanopia (blue-blind)

#00161A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #01102a;
/* rgb */ color: rgb(1, 16, 42);
/* oklch */ color: oklch(17.7% 0.059 257.1);

Tailwind

colors: {
  custom: {
    50: '#484e63',
    500: '#01102a',
    950: '#000000',
  },
}

SCSS

$custom: #01102a;
$custom-light: #484e63;
$custom-dark: #000000;

JSON

{
  "hex": "#01102a",
  "rgb": {
    "r": 1,
    "g": 16,
    "b": 42
  },
  "hsl": {
    "h": 218.049,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.17748,
    "c": 0.05855,
    "h": 257.1
  },
  "luminance": 0.00544
}

Semantic roles & 50–950 ramp

primary

#01102A

secondary

#704F16

accent

#B129FF

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #01102A

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

Preview Lab → · Contrast checker → · Palette generator →