#01051F#01051F

#01051F is a very dark, muted blue. Relative luminance 0.002; OKLCH L 13.3% C 0.059 H 265.0°. Best body text is #FFFFFF at 20.14:1 contrast (WCAG AA passes).

Color values

HEX	#01051F
RGB	rgb(1, 5, 31)
HSL	hsl(232, 94%, 6%)
HSV	hsv(232, 97%, 12%)
CMYK	cmyk(96.8%, 83.9%, 0%, 87.8%)
CIE-LAB	lab(1.93, 4.53, -15.04)
CIE-LCH	lch(1.93, 15.71, 286.78°)
OKLab	oklab(13.27% -0.0051 -0.0585)
OKLCH	oklch(13.27% 0.059 265)
XYZ	xyz(0.3140, 0.2139, 1.3208)
Luminance	0.0021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01051F #1F1B01

analogous

#01141F #01051F #0C011F

triadic

#01051F #1F0105 #051F01

tetradic

#01051F #1F0114 #1F1B01 #011F0C

square

#01051F #1F0114 #1F1B01 #011F0C

split-complementary

#01051F #1F0C01 #141F01

monochromatic

#01051E #01051E #01051F #030F5A #051896

Accessibility & contrast

On white

20.14

#01051F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#01051F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01051F

20.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01051F	#FFFFFF	#000000	##FFFFFF
##01051F	1.00	20.14	1.04	20.14
#FFFFFF	20.14	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000920

Deuteranopia (green-blind)

#00061E

Tritanopia (blue-blind)

#000B10

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #01051f;
/* rgb */ color: rgb(1, 5, 31);
/* oklch */ color: oklch(13.3% 0.059 265.0);

Tailwind

colors: {
  custom: {
    50: '#46495a',
    500: '#01051f',
    950: '#000000',
  },
}

SCSS

$custom: #01051f;
$custom-light: #46495a;
$custom-dark: #000000;

JSON

{
  "hex": "#01051f",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 31
  },
  "hsl": {
    "h": 232,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.13268,
    "c": 0.05871,
    "h": 265
  },
  "luminance": 0.00214
}

Semantic roles & 50–950 ramp

primary

#01051F

secondary

#675C15

accent

#E229FF

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #01051F

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

Preview Lab → · Contrast checker → · Palette generator →