#06023B#06023B

#06023B is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.0% C 0.103 H 271.8°. Best body text is #FFFFFF at 19.45:1 contrast (WCAG AA passes).

Color values

HEX	#06023B
RGB	rgb(6, 2, 59)
HSL	hsl(244, 93%, 12%)
HSV	hsv(244, 97%, 23%)
CMYK	cmyk(89.8%, 96.6%, 0%, 76.9%)
CIE-LAB	lab(3.59, 20.78, -33.62)
CIE-LCH	lch(3.59, 39.52, 301.72°)
OKLab	oklab(17.02% 0.0033 -0.1032)
OKLCH	oklch(17.02% 0.103 271.8)
XYZ	xyz(0.8860, 0.3978, 4.1669)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06023B #373B02

analogous

#021B3B #06023B #23023B

triadic

#06023B #3B0602 #023B06

tetradic

#06023B #3B021B #373B02 #023B23

square

#06023B #3B021B #373B02 #023B23

split-complementary

#06023B #3B2302 #1B3B02

monochromatic

#03011E #03011E #06023B #0C0476 #1206B1

Accessibility & contrast

On white

19.45

#06023B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#06023B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06023B

19.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06023B	#FFFFFF	#000000	##FFFFFF
##06023B	1.00	19.45	1.08	19.45
#FFFFFF	19.45	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00103D

Deuteranopia (green-blind)

#000A3A

Tritanopia (blue-blind)

#00141F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #06023b;
/* rgb */ color: rgb(6, 2, 59);
/* oklch */ color: oklch(17.0% 0.103 271.8);

Tailwind

colors: {
  custom: {
    50: '#504672',
    500: '#06023b',
    950: '#000000',
  },
}

SCSS

$custom: #06023b;
$custom-light: #504672;
$custom-dark: #000000;

JSON

{
  "hex": "#06023b",
  "rgb": {
    "r": 6,
    "g": 2,
    "b": 59
  },
  "hsl": {
    "h": 244.211,
    "s": 93.443,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17024,
    "c": 0.10326,
    "h": 271.8
  },
  "luminance": 0.00398
}

Semantic roles & 50–950 ramp

primary

#06023B

secondary

#777E1A

accent

#FF29F0

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020008

muted

#78777B

Preview Lab

Preview with #06023B

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

Preview Lab → · Contrast checker → · Palette generator →