#01032B#01032B

#01032B is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 14.3% C 0.082 H 266.3°. Best body text is #FFFFFF at 20.02:1 contrast (WCAG AA passes).

Color values

HEX	#01032B
RGB	rgb(1, 3, 43)
HSL	hsl(237, 95%, 9%)
HSV	hsv(237, 98%, 17%)
CMYK	cmyk(97.7%, 93%, 0%, 83.1%)
CIE-LAB	lab(2.22, 10.13, -23.93)
CIE-LCH	lch(2.22, 25.98, 292.94°)
OKLab	oklab(14.27% -0.0053 -0.0822)
OKLCH	oklch(14.27% 0.082 266.3)
XYZ	xyz(0.4810, 0.2459, 2.3071)
Luminance	0.0025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01032B #2B2901

analogous

#01182B #01032B #14012B

triadic

#01032B #2B0103 #032B01

tetradic

#01032B #2B0118 #2B2901 #012B14

square

#01032B #2B0118 #2B2901 #012B14

split-complementary

#01032B #2B1401 #182B01

monochromatic

#01021E #01021E #01032B #020767 #040BA3

Accessibility & contrast

On white

20.02

#01032B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#01032B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01032B

20.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01032B	#FFFFFF	#000000	##FFFFFF
##01032B	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)

#000A2C

Deuteranopia (green-blind)

#00062A

Tritanopia (blue-blind)

#000E16

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #01032b;
/* rgb */ color: rgb(1, 3, 43);
/* oklch */ color: oklch(14.3% 0.082 266.3);

Tailwind

colors: {
  custom: {
    50: '#474864',
    500: '#01032b',
    950: '#000000',
  },
}

SCSS

$custom: #01032b;
$custom-light: #474864;
$custom-dark: #000000;

JSON

{
  "hex": "#01032b",
  "rgb": {
    "r": 1,
    "g": 3,
    "b": 43
  },
  "hsl": {
    "h": 237.143,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.14275,
    "c": 0.08234,
    "h": 266.3
  },
  "luminance": 0.00246
}

Semantic roles & 50–950 ramp

primary

#01032B

secondary

#716D17

accent

#F529FF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010005

muted

#77777A

Preview Lab

Preview with #01032B

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

Preview Lab → · Contrast checker → · Palette generator →