#052128#052128

#052128 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.0% C 0.036 H 217.4°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#052128
RGB	rgb(5, 33, 40)
HSL	hsl(192, 78%, 9%)
HSV	hsv(192, 88%, 16%)
CMYK	cmyk(87.5%, 17.5%, 0%, 84.3%)
CIE-LAB	lab(11.09, -7.58, -7.78)
CIE-LCH	lch(11.09, 10.86, 225.74°)
OKLab	oklab(23.05% -0.0284 -0.0217)
OKLCH	oklch(23.05% 0.036 217.4)
XYZ	xyz(0.9893, 1.2731, 2.2007)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#052128 #280C05

analogous

#05281E #052128 #051028

triadic

#052128 #280521 #212805

tetradic

#052128 #1E0528 #280C05 #102805

square

#052128 #1E0528 #280C05 #102805

split-complementary

#052128 #280510 #281E05

monochromatic

#03161B #03161B #052128 #0C4E5E #137B95

Accessibility & contrast

On white

16.74

#052128 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#052128 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #052128

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##052128	#FFFFFF	#000000	##FFFFFF
##052128	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2028

Deuteranopia (green-blind)

#171C28

Tritanopia (blue-blind)

#002323

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #052128;
/* rgb */ color: rgb(5, 33, 40);
/* oklch */ color: oklch(23.0% 0.036 217.4);

Tailwind

colors: {
  custom: {
    50: '#4a5c61',
    500: '#052128',
    950: '#000000',
  },
}

SCSS

$custom: #052128;
$custom-light: #4a5c61;
$custom-dark: #000000;

JSON

{
  "hex": "#052128",
  "rgb": {
    "r": 5,
    "g": 33,
    "b": 40
  },
  "hsl": {
    "h": 192,
    "s": 77.778,
    "l": 8.824
  },
  "oklch": {
    "l": 0.23047,
    "c": 0.03573,
    "h": 217.4
  },
  "luminance": 0.01273
}

Semantic roles & 50–950 ramp

primary

#052128

secondary

#6A2E1F

accent

#5A34F4

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010405

muted

#777979

Preview Lab

Preview with #052128

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

Preview Lab → · Contrast checker → · Palette generator →