#010428#010428

#010428 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 14.2% C 0.076 H 266.0°. Best body text is #FFFFFF at 20.02:1 contrast (WCAG AA passes).

Color values

HEX	#010428
RGB	rgb(1, 4, 40)
HSL	hsl(235, 95%, 8%)
HSV	hsv(235, 98%, 16%)
CMYK	cmyk(97.5%, 90%, 0%, 84.3%)
CIE-LAB	lab(2.23, 8.38, -21.62)
CIE-LCH	lch(2.23, 23.19, 291.19°)
OKLab	oklab(14.15% -0.0052 -0.0755)
OKLCH	oklch(14.15% 0.076 266)
XYZ	xyz(0.4388, 0.2464, 2.0315)
Luminance	0.0025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010428 #282501

analogous

#011728 #010428 #110128

triadic

#010428 #280104 #042801

tetradic

#010428 #280117 #282501 #012811

square

#010428 #280117 #282501 #012811

split-complementary

#010428 #281101 #172801

monochromatic

#01031E #01031E #010428 #020A64 #04109F

Accessibility & contrast

On white

20.02

#010428 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#010428 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010428

20.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010428	#FFFFFF	#000000	##FFFFFF
##010428	1.00	20.02	1.05	20.02
#FFFFFF	20.02	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A29

Deuteranopia (green-blind)

#000627

Tritanopia (blue-blind)

#000E15

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #010428;
/* rgb */ color: rgb(1, 4, 40);
/* oklch */ color: oklch(14.2% 0.076 266.0);

Tailwind

colors: {
  custom: {
    50: '#474862',
    500: '#010428',
    950: '#000000',
  },
}

SCSS

$custom: #010428;
$custom-light: #474862;
$custom-dark: #000000;

JSON

{
  "hex": "#010428",
  "rgb": {
    "r": 1,
    "g": 4,
    "b": 40
  },
  "hsl": {
    "h": 235.385,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.14152,
    "c": 0.07568,
    "h": 266
  },
  "luminance": 0.00246
}

Semantic roles & 50–950 ramp

primary

#010428

secondary

#6F6816

accent

#EF29FF

background

#F4F4F5

surface

#E6E6EA

border

#C2C2C6

text

#000005

muted

#777779

Preview Lab

Preview with #010428

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

Preview Lab → · Contrast checker → · Palette generator →