#01052C#01052C

#01052C is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 15.0% C 0.080 H 265.6°. Best body text is #FFFFFF at 19.82:1 contrast (WCAG AA passes).

Color values

HEX	#01052C
RGB	rgb(1, 5, 44)
HSL	hsl(234, 96%, 9%)
HSV	hsv(234, 98%, 17%)
CMYK	cmyk(97.7%, 88.6%, 0%, 82.7%)
CIE-LAB	lab(2.68, 9.80, -23.96)
CIE-LCH	lch(2.68, 25.89, 292.24°)
OKLab	oklab(15.04% -0.0061 -0.0796)
OKLCH	oklch(15.04% 0.08 265.6)
XYZ	xyz(0.5213, 0.2968, 2.4122)
Luminance	0.0030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01052C #2C2801

analogous

#011B2C #01052C #13012C

triadic

#01052C #2C0105 #052C01

tetradic

#01052C #2C011B #2C2801 #012C13

square

#01052C #2C011B #2C2801 #012C13

split-complementary

#01052C #2C1301 #1B2C01

monochromatic

#01031E #01031E #01052C #020C68 #0413A4

Accessibility & contrast

On white

19.82

#01052C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#01052C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01052C

19.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01052C	#FFFFFF	#000000	##FFFFFF
##01052C	1.00	19.82	1.06	19.82
#FFFFFF	19.82	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2D

Deuteranopia (green-blind)

#00082B

Tritanopia (blue-blind)

#001017

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #01052c;
/* rgb */ color: rgb(1, 5, 44);
/* oklch */ color: oklch(15.0% 0.080 265.6);

Tailwind

colors: {
  custom: {
    50: '#484965',
    500: '#01052c',
    950: '#000000',
  },
}

SCSS

$custom: #01052c;
$custom-light: #484965;
$custom-dark: #000000;

JSON

{
  "hex": "#01052c",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 44
  },
  "hsl": {
    "h": 234.419,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.15035,
    "c": 0.07981,
    "h": 265.6
  },
  "luminance": 0.00297
}

Semantic roles & 50–950 ramp

primary

#01052C

secondary

#726A17

accent

#EB29FF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010005

muted

#77777A

Preview Lab

Preview with #01052C

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

Preview Lab → · Contrast checker → · Palette generator →