#13243B#13243B

#13243B is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.8% C 0.049 H 256.3°. Best body text is #FFFFFF at 15.63:1 contrast (WCAG AA passes).

Color values

HEX	#13243B
RGB	rgb(19, 36, 59)
HSL	hsl(215, 51%, 15%)
HSV	hsv(215, 68%, 23%)
CMYK	cmyk(67.8%, 39%, 0%, 76.9%)
CIE-LAB	lab(13.92, 1.51, -16.94)
CIE-LCH	lch(13.92, 17.01, 275.08°)
OKLab	oklab(25.82% -0.0116 -0.0479)
OKLCH	oklch(25.82% 0.049 256.3)
XYZ	xyz(1.6886, 1.7158, 4.3790)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13243B #3B2A13

analogous

#13383B #13243B #16133B

triadic

#13243B #3B1324 #243B13

tetradic

#13243B #3B1338 #3B2A13 #133B16

square

#13243B #3B1338 #3B2A13 #133B16

split-complementary

#13243B #3B1613 #383B13

monochromatic

#070E17 #070E17 #13243B #224069 #315C98

Accessibility & contrast

On white

15.63

#13243B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#13243B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13243B

15.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13243B	#FFFFFF	#000000	##FFFFFF
##13243B	1.00	15.63	1.34	15.63
#FFFFFF	15.63	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263C

Deuteranopia (green-blind)

#15223B

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #13243b;
/* rgb */ color: rgb(19, 36, 59);
/* oklch */ color: oklch(25.8% 0.049 256.3);

Tailwind

colors: {
  custom: {
    50: '#555e71',
    500: '#13243b',
    950: '#000000',
  },
}

SCSS

$custom: #13243b;
$custom-light: #555e71;
$custom-dark: #000000;

JSON

{
  "hex": "#13243b",
  "rgb": {
    "r": 19,
    "g": 36,
    "b": 59
  },
  "hsl": {
    "h": 214.5,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25821,
    "c": 0.04926,
    "h": 256.3
  },
  "luminance": 0.01716
}

Semantic roles & 50–950 ramp

primary

#13243B

secondary

#735936

accent

#9F4DDB

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #13243B

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

Preview Lab → · Contrast checker → · Palette generator →