#05052F#05052F

#05052F is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 15.9% C 0.082 H 272.1°. Best body text is #FFFFFF at 19.64:1 contrast (WCAG AA passes).

Color values

HEX	#05052F
RGB	rgb(5, 5, 47)
HSL	hsl(240, 81%, 10%)
HSV	hsv(240, 89%, 18%)
CMYK	cmyk(89.4%, 89.4%, 0%, 81.6%)
CIE-LAB	lab(3.13, 12.33, -25.51)
CIE-LCH	lch(3.13, 28.33, 295.79°)
OKLab	oklab(15.91% 0.0031 -0.0817)
OKLCH	oklch(15.91% 0.082 272.1)
XYZ	xyz(0.6298, 0.3460, 2.7224)
Luminance	0.0035 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05052F #2F2F05

analogous

#051A2F #05052F #1A052F

triadic

#05052F #2F0505 #052F05

tetradic

#05052F #2F051A #2F2F05 #052F1A

square

#05052F #2F051A #2F2F05 #052F1A

split-complementary

#05052F #2F1A05 #1A2F05

monochromatic

#03031C #03031C #05052F #0B0B66 #11119E

Accessibility & contrast

On white

19.64

#05052F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#05052F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05052F

19.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05052F	#FFFFFF	#000000	##FFFFFF
##05052F	1.00	19.64	1.07	19.64
#FFFFFF	19.64	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000D30

Deuteranopia (green-blind)

#00092E

Tritanopia (blue-blind)

#001119

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #05052f;
/* rgb */ color: rgb(5, 5, 47);
/* oklch */ color: oklch(15.9% 0.082 272.1);

Tailwind

colors: {
  custom: {
    50: '#4b4868',
    500: '#05052f',
    950: '#000000',
  },
}

SCSS

$custom: #05052f;
$custom-light: #4b4868;
$custom-dark: #000000;

JSON

{
  "hex": "#05052f",
  "rgb": {
    "r": 5,
    "g": 5,
    "b": 47
  },
  "hsl": {
    "h": 240,
    "s": 80.769,
    "l": 10.196
  },
  "oklch": {
    "l": 0.15906,
    "c": 0.08178,
    "h": 272.1
  },
  "luminance": 0.00346
}

Semantic roles & 50–950 ramp

primary

#05052F

secondary

#71711F

accent

#F731F7

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010006

muted

#77777A

Preview Lab

Preview with #05052F

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

Preview Lab → · Contrast checker → · Palette generator →