#010B32#010B32

#010B32 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.3% C 0.080 H 263.5°. Best body text is #FFFFFF at 19.17:1 contrast (WCAG AA passes).

Color values

HEX	#010B32
RGB	rgb(1, 11, 50)
HSL	hsl(228, 96%, 10%)
HSV	hsv(228, 98%, 20%)
CMYK	cmyk(98%, 78%, 0%, 80.4%)
CIE-LAB	lab(4.30, 10.46, -25.88)
CIE-LCH	lch(4.30, 27.92, 292.00°)
OKLab	oklab(17.33% -0.0091 -0.079)
OKLCH	oklch(17.33% 0.08 263.5)
XYZ	xyz(0.7077, 0.4760, 3.0716)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010B32 #322801

analogous

#012432 #010B32 #0F0132

triadic

#010B32 #32010B #0B3201

tetradic

#010B32 #320124 #322801 #01320F

square

#010B32 #320124 #322801 #01320F

split-complementary

#010B32 #320F01 #243201

monochromatic

#01071E #01071E #010B32 #02186E #0325AA

Accessibility & contrast

On white

19.17

#010B32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#010B32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010B32

19.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010B32	#FFFFFF	#000000	##FFFFFF
##010B32	1.00	19.17	1.10	19.17
#FFFFFF	19.17	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001233

Deuteranopia (green-blind)

#000C31

Tritanopia (blue-blind)

#00161D

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #010b32;
/* rgb */ color: rgb(1, 11, 50);
/* oklch */ color: oklch(17.3% 0.080 263.5);

Tailwind

colors: {
  custom: {
    50: '#4a4b6a',
    500: '#010b32',
    950: '#000000',
  },
}

SCSS

$custom: #010b32;
$custom-light: #4a4b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#010b32",
  "rgb": {
    "r": 1,
    "g": 11,
    "b": 50
  },
  "hsl": {
    "h": 227.755,
    "s": 96.078,
    "l": 10
  },
  "oklch": {
    "l": 0.17334,
    "c": 0.07952,
    "h": 263.5
  },
  "luminance": 0.00476
}

Semantic roles & 50–950 ramp

primary

#010B32

secondary

#776417

accent

#D329FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #010B32

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

Preview Lab → · Contrast checker → · Palette generator →