#15367F#15367F

#15367F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.130 H 263.1°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#15367F
RGB	rgb(21, 54, 127)
HSL	hsl(221, 72%, 29%)
HSV	hsv(221, 83%, 50%)
CMYK	cmyk(83.5%, 57.5%, 0%, 50.2%)
CIE-LAB	lab(24.73, 17.33, -44.63)
CIE-LCH	lch(24.73, 47.88, 291.22°)
OKLab	oklab(35.73% -0.0156 -0.1288)
OKLCH	oklch(35.73% 0.13 263.1)
XYZ	xyz(5.4578, 4.3294, 20.6226)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15367F #7F5E15

analogous

#156B7F #15367F #29157F

triadic

#15367F #7F1536 #367F15

tetradic

#15367F #7F156B #7F5E15 #157F29

square

#15367F #7F156B #7F5E15 #157F29

split-complementary

#15367F #7F2915 #6B7F15

monochromatic

#040B1A #0C204A #15367F #1E4CB4 #3167DD

Accessibility & contrast

On white

11.25

#15367F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#15367F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15367F

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15367F	#FFFFFF	#000000	##FFFFFF
##15367F	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00367E

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #15367f;
/* rgb */ color: rgb(21, 54, 127);
/* oklch */ color: oklch(35.7% 0.130 263.1);

Tailwind

colors: {
  custom: {
    50: '#666ca5',
    500: '#15367f',
    950: '#000000',
  },
}

SCSS

$custom: #15367f;
$custom-light: #666ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#15367f",
  "rgb": {
    "r": 21,
    "g": 54,
    "b": 127
  },
  "hsl": {
    "h": 221.321,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35728,
    "c": 0.12977,
    "h": 263.1
  },
  "luminance": 0.0433
}

Semantic roles & 50–950 ramp

primary

#15367F

secondary

#B48F3C

accent

#B639EE

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #15367F

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

Preview Lab → · Contrast checker → · Palette generator →