#010423#010423

#010423 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.4% C 0.068 H 266.1°. Best body text is #FFFFFF at 20.13:1 contrast (WCAG AA passes).

Color values

HEX	#010423
RGB	rgb(1, 4, 35)
HSL	hsl(235, 94%, 7%)
HSV	hsv(235, 97%, 14%)
CMYK	cmyk(97.1%, 88.6%, 0%, 86.3%)
CIE-LAB	lab(1.94, 6.36, -18.18)
CIE-LCH	lch(1.94, 19.26, 289.27°)
OKLab	oklab(13.44% -0.0046 -0.0676)
OKLCH	oklch(13.44% 0.068 266.1)
XYZ	xyz(0.3592, 0.2146, 1.6123)
Luminance	0.0022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010423 #232001

analogous

#011523 #010423 #0F0123

triadic

#010423 #230104 #042301

tetradic

#010423 #230115 #232001 #01230F

square

#010423 #230115 #232001 #01230F

split-complementary

#010423 #230F01 #152301

monochromatic

#01031E #01031E #010423 #030B5F #04129A

Accessibility & contrast

On white

20.13

#010423 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#010423 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010423

20.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010423	#FFFFFF	#000000	##FFFFFF
##010423	1.00	20.13	1.04	20.13
#FFFFFF	20.13	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000924

Deuteranopia (green-blind)

#000622

Tritanopia (blue-blind)

#000C12

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #010423;
/* rgb */ color: rgb(1, 4, 35);
/* oklch */ color: oklch(13.4% 0.068 266.1);

Tailwind

colors: {
  custom: {
    50: '#46485e',
    500: '#010423',
    950: '#000000',
  },
}

SCSS

$custom: #010423;
$custom-light: #46485e;
$custom-dark: #000000;

JSON

{
  "hex": "#010423",
  "rgb": {
    "r": 1,
    "g": 4,
    "b": 35
  },
  "hsl": {
    "h": 234.706,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.13437,
    "c": 0.06778,
    "h": 266.1
  },
  "luminance": 0.00215
}

Semantic roles & 50–950 ramp

primary

#010423

secondary

#6A6316

accent

#EC29FF

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #010423

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

Preview Lab → · Contrast checker → · Palette generator →