#01102C#01102C

#01102C is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 17.9% C 0.062 H 258.2°. Best body text is #FFFFFF at 18.89:1 contrast (WCAG AA passes).

Color values

HEX	#01102C
RGB	rgb(1, 16, 44)
HSL	hsl(219, 96%, 9%)
HSV	hsv(219, 98%, 17%)
CMYK	cmyk(97.7%, 63.6%, 0%, 82.7%)
CIE-LAB	lab(5.05, 4.96, -20.22)
CIE-LCH	lch(5.05, 20.82, 283.79°)
OKLab	oklab(17.95% -0.0127 -0.0606)
OKLCH	oklch(17.95% 0.062 258.2)
XYZ	xyz(0.6523, 0.5588, 2.4559)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.68

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01102C #2C1D01

analogous

#01262C #01102C #08012C

triadic

#01102C #2C0110 #102C01

tetradic

#01102C #2C0126 #2C1D01 #012C08

square

#01102C #2C0126 #2C1D01 #012C08

split-complementary

#01102C #2C0801 #262C01

monochromatic

#010B1E #010B1E #01102C #022668 #043CA4

Accessibility & contrast

On white

18.89

#01102C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#01102C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01102C

18.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01102C	#FFFFFF	#000000	##FFFFFF
##01102C	1.00	18.89	1.11	18.89
#FFFFFF	18.89	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01132D

Deuteranopia (green-blind)

#000F2B

Tritanopia (blue-blind)

#00171B

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #01102c;
/* rgb */ color: rgb(1, 16, 44);
/* oklch */ color: oklch(17.9% 0.062 258.2);

Tailwind

colors: {
  custom: {
    50: '#484e65',
    500: '#01102c',
    950: '#000000',
  },
}

SCSS

$custom: #01102c;
$custom-light: #484e65;
$custom-dark: #000000;

JSON

{
  "hex": "#01102c",
  "rgb": {
    "r": 1,
    "g": 16,
    "b": 44
  },
  "hsl": {
    "h": 219.07,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.17945,
    "c": 0.06195,
    "h": 258.2
  },
  "luminance": 0.00559
}

Semantic roles & 50–950 ramp

primary

#01102C

secondary

#725217

accent

#B429FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #01102C

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

Preview Lab → · Contrast checker → · Palette generator →