#02011F#02011F

#02011F is a very dark, moderate blue. Relative luminance 0.001; OKLCH L 11.8% C 0.069 H 272.0°. Best body text is #FFFFFF at 20.45:1 contrast (WCAG AA passes).

Color values

HEX	#02011F
RGB	rgb(2, 1, 31)
HSL	hsl(242, 94%, 6%)
HSV	hsv(242, 97%, 12%)
CMYK	cmyk(93.5%, 96.8%, 0%, 87.8%)
CIE-LAB	lab(1.21, 6.40, -16.13)
CIE-LCH	lch(1.21, 17.35, 291.64°)
OKLab	oklab(11.77% 0.0024 -0.0687)
OKLCH	oklch(11.77% 0.069 272)
XYZ	xyz(0.2831, 0.1335, 1.3069)
Luminance	0.0013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.92

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02011F #1E1F01

analogous

#010F1F #02011F #11011F

triadic

#02011F #1F0201 #011F02

tetradic

#02011F #1F010F #1E1F01 #011F11

square

#02011F #1F010F #1E1F01 #011F11

split-complementary

#02011F #1F1101 #0F1F01

monochromatic

#02011E #02011E #02011F #06035A #0A0596

Accessibility & contrast

On white

20.45

#02011F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#02011F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02011F

20.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02011F	#FFFFFF	#000000	##FFFFFF
##02011F	1.00	20.45	1.03	20.45
#FFFFFF	20.45	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000520

Deuteranopia (green-blind)

#00031E

Tritanopia (blue-blind)

#00070E

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #02011f;
/* rgb */ color: rgb(2, 1, 31);
/* oklch */ color: oklch(11.8% 0.069 272.0);

Tailwind

colors: {
  custom: {
    50: '#47475a',
    500: '#02011f',
    950: '#000000',
  },
}

SCSS

$custom: #02011f;
$custom-light: #47475a;
$custom-dark: #000000;

JSON

{
  "hex": "#02011f",
  "rgb": {
    "r": 2,
    "g": 1,
    "b": 31
  },
  "hsl": {
    "h": 242,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.11766,
    "c": 0.06879,
    "h": 272
  },
  "luminance": 0.00134
}

Semantic roles & 50–950 ramp

primary

#02011F

secondary

#646715

accent

#FF29F8

background

#F4F3F5

surface

#E6E5E9

border

#C2C1C5

text

#000004

muted

#777779

Preview Lab

Preview with #02011F

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

Preview Lab → · Contrast checker → · Palette generator →