#15405C#15405C

#15405C is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.6% C 0.067 H 241.1°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#15405C
RGB	rgb(21, 64, 92)
HSL	hsl(204, 63%, 22%)
HSV	hsv(204, 77%, 36%)
CMYK	cmyk(77.2%, 30.4%, 0%, 63.9%)
CIE-LAB	lab(25.56, -4.15, -20.92)
CIE-LCH	lch(25.56, 21.32, 258.77°)
OKLab	oklab(35.62% -0.0326 -0.0591)
OKLCH	oklch(35.62% 0.067 241.1)
XYZ	xyz(4.0737, 4.5985, 10.7960)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15405C #5C3115

analogous

#155C55 #15405C #151D5C

triadic

#15405C #5C1540 #405C15

tetradic

#15405C #55155C #5C3115 #1D5C15

square

#15405C #55155C #5C3115 #1D5C15

split-complementary

#15405C #5C151D #5C5515

monochromatic

#061119 #0A1D2A #15405C #20638E #2C85C0

Accessibility & contrast

On white

10.94

#15405C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#15405C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15405C

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15405C	#FFFFFF	#000000	##FFFFFF
##15405C	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33405D

Deuteranopia (green-blind)

#293A5B

Tritanopia (blue-blind)

#00474A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #15405c;
/* rgb */ color: rgb(21, 64, 92);
/* oklch */ color: oklch(35.6% 0.067 241.1);

Tailwind

colors: {
  custom: {
    50: '#5d748a',
    500: '#15405c',
    950: '#000000',
  },
}

SCSS

$custom: #15405c;
$custom-light: #5d748a;
$custom-dark: #000000;

JSON

{
  "hex": "#15405c",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 92
  },
  "hsl": {
    "h": 203.662,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.35616,
    "c": 0.06749,
    "h": 241.1
  },
  "luminance": 0.04599
}

Semantic roles & 50–950 ramp

primary

#15405C

secondary

#935D39

accent

#8342E6

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #15405C

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

Preview Lab → · Contrast checker → · Palette generator →