#15406F#15406F

#15406F is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 36.8% C 0.094 H 253.4°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#15406F
RGB	rgb(21, 64, 111)
HSL	hsl(211, 68%, 26%)
HSV	hsv(211, 81%, 44%)
CMYK	cmyk(81.1%, 42.3%, 0%, 56.5%)
CIE-LAB	lab(26.66, 3.61, -31.40)
CIE-LCH	lch(26.66, 31.60, 276.56°)
OKLab	oklab(36.84% -0.0267 -0.0897)
OKLCH	oklch(36.84% 0.094 253.4)
XYZ	xyz(5.0108, 4.9733, 15.7317)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15406F #6F4415

analogous

#156D6F #15406F #17156F

triadic

#15406F #6F1540 #406F15

tetradic

#15406F #6F156D #6F4415 #156F17

square

#15406F #6F156D #6F4415 #156F17

split-complementary

#15406F #6F1715 #6D6F15

monochromatic

#050F1A #0B223C #15406F #1F5EA2 #287BD6

Accessibility & contrast

On white

10.53

#15406F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#15406F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15406F

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15406F	#FFFFFF	#000000	##FFFFFF
##15406F	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294371

Deuteranopia (green-blind)

#1A3B6E

Tritanopia (blue-blind)

#004B52

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #15406f;
/* rgb */ color: rgb(21, 64, 111);
/* oklch */ color: oklch(36.8% 0.094 253.4);

Tailwind

colors: {
  custom: {
    50: '#617498',
    500: '#15406f',
    950: '#000000',
  },
}

SCSS

$custom: #15406f;
$custom-light: #617498;
$custom-dark: #000000;

JSON

{
  "hex": "#15406f",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 111
  },
  "hsl": {
    "h": 211.333,
    "s": 68.182,
    "l": 25.882
  },
  "oklch": {
    "l": 0.3684,
    "c": 0.09361,
    "h": 253.4
  },
  "luminance": 0.04974
}

Semantic roles & 50–950 ramp

primary

#15406F

secondary

#A5723A

accent

#983DEB

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #15406F

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

Preview Lab → · Contrast checker → · Palette generator →