#15367D#15367D

#15367D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.6% C 0.127 H 262.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#15367D
RGB	rgb(21, 54, 125)
HSL	hsl(221, 71%, 29%)
HSV	hsv(221, 83%, 49%)
CMYK	cmyk(83.2%, 56.8%, 0%, 51%)
CIE-LAB	lab(24.57, 16.50, -43.63)
CIE-LCH	lch(24.57, 46.65, 290.71°)
OKLab	oklab(35.55% -0.0157 -0.1259)
OKLCH	oklch(35.55% 0.127 262.9)
XYZ	xyz(5.3288, 4.2778, 19.9429)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15367D #7D5C15

analogous

#156A7D #15367D #28157D

triadic

#15367D #7D1536 #367D15

tetradic

#15367D #7D156A #7D5C15 #157D28

square

#15367D #7D156A #7D5C15 #157D28

split-complementary

#15367D #7D2815 #6A7D15

monochromatic

#040B1A #0C1F49 #15367D #1E4DB1 #3067DC

Accessibility & contrast

On white

11.32

#15367D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#15367D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15367D

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15367D	#FFFFFF	#000000	##FFFFFF
##15367D	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7F

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #15367d;
/* rgb */ color: rgb(21, 54, 125);
/* oklch */ color: oklch(35.6% 0.127 262.9);

Tailwind

colors: {
  custom: {
    50: '#656ca3',
    500: '#15367d',
    950: '#000000',
  },
}

SCSS

$custom: #15367d;
$custom-light: #656ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#15367d",
  "rgb": {
    "r": 21,
    "g": 54,
    "b": 125
  },
  "hsl": {
    "h": 220.962,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35554,
    "c": 0.12689,
    "h": 262.9
  },
  "luminance": 0.04278
}

Semantic roles & 50–950 ramp

primary

#15367D

secondary

#B28D3C

accent

#B53AEE

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #15367D

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

Preview Lab → · Contrast checker → · Palette generator →