#010F36#010F36

#010F36 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.080 H 262.1°. Best body text is #FFFFFF at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#010F36
RGB	rgb(1, 15, 54)
HSL	hsl(224, 96%, 11%)
HSV	hsv(224, 98%, 21%)
CMYK	cmyk(98.1%, 72.2%, 0%, 78.8%)
CIE-LAB	lab(5.55, 10.86, -26.82)
CIE-LCH	lch(5.55, 28.93, 292.05°)
OKLab	oklab(18.76% -0.011 -0.0792)
OKLCH	oklch(18.76% 0.08 262.1)
XYZ	xyz(0.8490, 0.6143, 3.5631)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.54

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010F36 #362801

analogous

#012936 #010F36 #0D0136

triadic

#010F36 #36010F #0F3601

tetradic

#010F36 #360129 #362801 #01360D

square

#010F36 #360129 #362801 #01360D

split-complementary

#010F36 #360D01 #293601

monochromatic

#01081E #01081E #010F36 #022072 #0330AE

Accessibility & contrast

On white

18.70

#010F36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#010F36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010F36

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010F36	#FFFFFF	#000000	##FFFFFF
##010F36	1.00	18.70	1.12	18.70
#FFFFFF	18.70	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001537

Deuteranopia (green-blind)

#001035

Tritanopia (blue-blind)

#001920

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #010f36;
/* rgb */ color: rgb(1, 15, 54);
/* oklch */ color: oklch(18.8% 0.080 262.1);

Tailwind

colors: {
  custom: {
    50: '#4c4d6d',
    500: '#010f36',
    950: '#000000',
  },
}

SCSS

$custom: #010f36;
$custom-light: #4c4d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#010f36",
  "rgb": {
    "r": 1,
    "g": 15,
    "b": 54
  },
  "hsl": {
    "h": 224.151,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.18757,
    "c": 0.07999,
    "h": 262.1
  },
  "luminance": 0.00614
}

Semantic roles & 50–950 ramp

primary

#010F36

secondary

#7B6118

accent

#C629FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010107

muted

#77777A

Preview Lab

Preview with #010F36

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

Preview Lab → · Contrast checker → · Palette generator →