#010223#010223

#010223 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 12.7% C 0.073 H 267.3°. Best body text is #FFFFFF at 20.31:1 contrast (WCAG AA passes).

Color values

HEX	#010223
RGB	rgb(1, 2, 35)
HSL	hsl(238, 94%, 7%)
HSV	hsv(238, 97%, 14%)
CMYK	cmyk(97.1%, 94.3%, 0%, 86.3%)
CIE-LAB	lab(1.55, 7.16, -18.79)
CIE-LCH	lch(1.55, 20.10, 290.86°)
OKLab	oklab(12.67% -0.0035 -0.0728)
OKLCH	oklch(12.67% 0.073 267.3)
XYZ	xyz(0.3375, 0.1712, 1.6050)
Luminance	0.0017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.40

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010223 #232201

analogous

#011323 #010223 #110123

triadic

#010223 #230102 #022301

tetradic

#010223 #230113 #232201 #012311

square

#010223 #230113 #232201 #012311

split-complementary

#010223 #231101 #132301

monochromatic

#01021E #01021E #010223 #03055F #04099A

Accessibility & contrast

On white

20.31

#010223 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#010223 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010223

20.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010223	#FFFFFF	#000000	##FFFFFF
##010223	1.00	20.31	1.03	20.31
#FFFFFF	20.31	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000724

Deuteranopia (green-blind)

#000422

Tritanopia (blue-blind)

#000A11

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #010223;
/* rgb */ color: rgb(1, 2, 35);
/* oklch */ color: oklch(12.7% 0.073 267.3);

Tailwind

colors: {
  custom: {
    50: '#46485e',
    500: '#010223',
    950: '#000000',
  },
}

SCSS

$custom: #010223;
$custom-light: #46485e;
$custom-dark: #000000;

JSON

{
  "hex": "#010223",
  "rgb": {
    "r": 1,
    "g": 2,
    "b": 35
  },
  "hsl": {
    "h": 238.235,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.12665,
    "c": 0.07285,
    "h": 267.3
  },
  "luminance": 0.00171
}

Semantic roles & 50–950 ramp

primary

#010223

secondary

#6A6816

accent

#F929FF

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #010223

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

Preview Lab → · Contrast checker → · Palette generator →