#15405F#15405F

#15405F is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.071 H 243.8°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#15405F
RGB	rgb(21, 64, 95)
HSL	hsl(205, 64%, 23%)
HSV	hsv(205, 78%, 37%)
CMYK	cmyk(77.9%, 32.6%, 0%, 62.7%)
CIE-LAB	lab(25.72, -2.95, -22.61)
CIE-LCH	lch(25.72, 22.80, 262.56°)
OKLab	oklab(35.8% -0.0316 -0.064)
OKLCH	oklch(35.8% 0.071 243.8)
XYZ	xyz(4.2074, 4.6520, 11.5004)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15405F #5F3415

analogous

#155F59 #15405F #151B5F

triadic

#15405F #5F1540 #405F15

tetradic

#15405F #59155F #5F3415 #1B5F15

square

#15405F #59155F #5F3415 #1B5F15

split-complementary

#15405F #5F151B #5F5915

monochromatic

#061119 #0A1E2D #15405F #206291 #2B84C3

Accessibility & contrast

On white

10.88

#15405F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#15405F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15405F

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15405F	#FFFFFF	#000000	##FFFFFF
##15405F	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324160

Deuteranopia (green-blind)

#283A5E

Tritanopia (blue-blind)

#00484B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #15405f;
/* rgb */ color: rgb(21, 64, 95);
/* oklch */ color: oklch(35.8% 0.071 243.8);

Tailwind

colors: {
  custom: {
    50: '#5e748c',
    500: '#15405f',
    950: '#000000',
  },
}

SCSS

$custom: #15405f;
$custom-light: #5e748c;
$custom-dark: #000000;

JSON

{
  "hex": "#15405f",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 95
  },
  "hsl": {
    "h": 205.135,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.35796,
    "c": 0.07136,
    "h": 243.8
  },
  "luminance": 0.04652
}

Semantic roles & 50–950 ramp

primary

#15405F

secondary

#96603A

accent

#8641E7

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #15405F

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

Preview Lab → · Contrast checker → · Palette generator →