#05243A#05243A

#05243A is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.1% C 0.055 H 244.0°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#05243A
RGB	rgb(5, 36, 58)
HSL	hsl(205, 84%, 12%)
HSV	hsv(205, 91%, 23%)
CMYK	cmyk(91.4%, 37.9%, 0%, 77.3%)
CIE-LAB	lab(13.23, -1.77, -17.37)
CIE-LCH	lch(13.23, 17.46, 264.18°)
OKLab	oklab(25.08% -0.0241 -0.0493)
OKLCH	oklch(25.08% 0.055 244)
XYZ	xyz(1.4569, 1.5993, 4.2341)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05243A #3A1B05

analogous

#053A36 #05243A #05093A

triadic

#05243A #3A0524 #243A05

tetradic

#05243A #36053A #3A1B05 #093A05

square

#05243A #36053A #3A1B05 #093A05

split-complementary

#05243A #3A0509 #3A3605

monochromatic

#02111C #02111C #05243A #0A4772 #0F6AAB

Accessibility & contrast

On white

15.91

#05243A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#05243A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05243A

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05243A	#FFFFFF	#000000	##FFFFFF
##05243A	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A253B

Deuteranopia (green-blind)

#12203A

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #05243a;
/* rgb */ color: rgb(5, 36, 58);
/* oklch */ color: oklch(25.1% 0.055 244.0);

Tailwind

colors: {
  custom: {
    50: '#4f5e70',
    500: '#05243a',
    950: '#000000',
  },
}

SCSS

$custom: #05243a;
$custom-light: #4f5e70;
$custom-dark: #000000;

JSON

{
  "hex": "#05243a",
  "rgb": {
    "r": 5,
    "g": 36,
    "b": 58
  },
  "hsl": {
    "h": 204.906,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.2508,
    "c": 0.0549,
    "h": 244
  },
  "luminance": 0.016
}

Semantic roles & 50–950 ramp

primary

#05243A

secondary

#7B4620

accent

#822DFA

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #05243A

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

Preview Lab → · Contrast checker → · Palette generator →