#051028#051028

#051028 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 17.9% C 0.052 H 262.4°. Best body text is #FFFFFF at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#051028
RGB	rgb(5, 16, 40)
HSL	hsl(221, 78%, 9%)
HSV	hsv(221, 88%, 16%)
CMYK	cmyk(87.5%, 60%, 0%, 84.3%)
CIE-LAB	lab(5.02, 4.19, -17.23)
CIE-LCH	lch(5.02, 17.73, 283.66°)
OKLab	oklab(17.9% -0.0069 -0.0517)
OKLCH	oklch(17.9% 0.052 262.4)
XYZ	xyz(0.6307, 0.5560, 2.0811)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.86

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051028 #281D05

analogous

#052228 #051028 #0C0528

triadic

#051028 #280510 #102805

tetradic

#051028 #280522 #281D05 #05280C

square

#051028 #280522 #281D05 #05280C

split-complementary

#051028 #280C05 #222805

monochromatic

#030B1B #030B1B #051028 #0C265E #133C95

Accessibility & contrast

On white

18.90

#051028 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#051028 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051028

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051028	#FFFFFF	#000000	##FFFFFF
##051028	1.00	18.90	1.11	18.90
#FFFFFF	18.90	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041329

Deuteranopia (green-blind)

#010F28

Tritanopia (blue-blind)

#00161A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #051028;
/* rgb */ color: rgb(5, 16, 40);
/* oklch */ color: oklch(17.9% 0.052 262.4);

Tailwind

colors: {
  custom: {
    50: '#494e62',
    500: '#051028',
    950: '#000000',
  },
}

SCSS

$custom: #051028;
$custom-light: #494e62;
$custom-dark: #000000;

JSON

{
  "hex": "#051028",
  "rgb": {
    "r": 5,
    "g": 16,
    "b": 40
  },
  "hsl": {
    "h": 221.143,
    "s": 77.778,
    "l": 8.824
  },
  "oklch": {
    "l": 0.17896,
    "c": 0.05221,
    "h": 262.4
  },
  "luminance": 0.00556
}

Semantic roles & 50–950 ramp

primary

#051028

secondary

#6A521F

accent

#B834F4

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #051028

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

Preview Lab → · Contrast checker → · Palette generator →