#01052A#01052A

#01052A is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 14.8% C 0.077 H 265.6°. Best body text is #FFFFFF at 19.88:1 contrast (WCAG AA passes).

Color values

HEX	#01052A
RGB	rgb(1, 5, 42)
HSL	hsl(234, 95%, 8%)
HSV	hsv(234, 98%, 16%)
CMYK	cmyk(97.6%, 88.1%, 0%, 83.5%)
CIE-LAB	lab(2.55, 8.87, -22.65)
CIE-LCH	lch(2.55, 24.32, 291.38°)
OKLab	oklab(14.75% -0.0059 -0.0765)
OKLCH	oklch(14.75% 0.077 265.6)
XYZ	xyz(0.4846, 0.2821, 2.2189)
Luminance	0.0028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01052A #2A2601

analogous

#01192A #01052A #11012A

triadic

#01052A #2A0105 #052A01

tetradic

#01052A #2A0119 #2A2601 #012A11

square

#01052A #2A0119 #2A2601 #012A11

split-complementary

#01052A #2A1101 #192A01

monochromatic

#01041E #01041E #01052A #020C66 #0413A2

Accessibility & contrast

On white

19.88

#01052A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#01052A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01052A

19.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01052A	#FFFFFF	#000000	##FFFFFF
##01052A	1.00	19.88	1.06	19.88
#FFFFFF	19.88	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2B

Deuteranopia (green-blind)

#000729

Tritanopia (blue-blind)

#000F16

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #01052a;
/* rgb */ color: rgb(1, 5, 42);
/* oklch */ color: oklch(14.8% 0.077 265.6);

Tailwind

colors: {
  custom: {
    50: '#474964',
    500: '#01052a',
    950: '#000000',
  },
}

SCSS

$custom: #01052a;
$custom-light: #474964;
$custom-dark: #000000;

JSON

{
  "hex": "#01052a",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 42
  },
  "hsl": {
    "h": 234.146,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.14752,
    "c": 0.07672,
    "h": 265.6
  },
  "luminance": 0.00282
}

Semantic roles & 50–950 ramp

primary

#01052A

secondary

#706816

accent

#EA29FF

background

#F4F4F5

surface

#E6E6EA

border

#C2C2C6

text

#010005

muted

#777779

Preview Lab

Preview with #01052A

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

Preview Lab → · Contrast checker → · Palette generator →