#05273B#05273B

#05273B is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.0% C 0.053 H 239.6°. Best body text is #FFFFFF at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#05273B
RGB	rgb(5, 39, 59)
HSL	hsl(202, 84%, 13%)
HSV	hsv(202, 92%, 23%)
CMYK	cmyk(91.5%, 33.9%, 0%, 76.9%)
CIE-LAB	lab(14.39, -3.48, -16.23)
CIE-LCH	lch(14.39, 16.60, 257.91°)
OKLab	oklab(26.03% -0.027 -0.046)
OKLCH	oklch(26.03% 0.053 239.6)
XYZ	xyz(1.5772, 1.7989, 4.4009)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05273B #3B1905

analogous

#053B34 #05273B #050C3B

triadic

#05273B #3B0527 #273B05

tetradic

#05273B #34053B #3B1905 #0C3B05

square

#05273B #34053B #3B1905 #0C3B05

split-complementary

#05273B #3B050C #3B3405

monochromatic

#02131C #02131C #05273B #0A4C73 #0F72AC

Accessibility & contrast

On white

15.44

#05273B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#05273B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05273B

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05273B	#FFFFFF	#000000	##FFFFFF
##05273B	1.00	15.44	1.36	15.44
#FFFFFF	15.44	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D273C

Deuteranopia (green-blind)

#16223B

Tritanopia (blue-blind)

#002C2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #05273b;
/* rgb */ color: rgb(5, 39, 59);
/* oklch */ color: oklch(26.0% 0.053 239.6);

Tailwind

colors: {
  custom: {
    50: '#4f6071',
    500: '#05273b',
    950: '#000000',
  },
}

SCSS

$custom: #05273b;
$custom-light: #4f6071;
$custom-dark: #000000;

JSON

{
  "hex": "#05273b",
  "rgb": {
    "r": 5,
    "g": 39,
    "b": 59
  },
  "hsl": {
    "h": 202.222,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.26025,
    "c": 0.05334,
    "h": 239.6
  },
  "luminance": 0.01799
}

Semantic roles & 50–950 ramp

primary

#05273B

secondary

#7C4220

accent

#792DFB

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020507

muted

#78797A

Preview Lab

Preview with #05273B

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

Preview Lab → · Contrast checker → · Palette generator →