#15359F#15359F

#15359F is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.175 H 265.3°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#15359F
RGB	rgb(21, 53, 159)
HSL	hsl(226, 77%, 35%)
HSV	hsv(226, 87%, 62%)
CMYK	cmyk(86.8%, 66.7%, 0%, 37.6%)
CIE-LAB	lab(27.32, 30.92, -60.18)
CIE-LCH	lch(27.32, 67.65, 297.19°)
OKLab	oklab(38.54% -0.0143 -0.1744)
OKLCH	oklch(38.54% 0.175 265.3)
XYZ	xyz(7.8382, 5.2079, 33.3863)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15359F #9F7F15

analogous

#157A9F #15359F #3A159F

triadic

#15359F #9F1535 #359F15

tetradic

#15359F #9F157A #9F7F15 #159F3A

square

#15359F #9F157A #9F7F15 #159F3A

split-complementary

#15359F #9F3A15 #7A9F15

monochromatic

#071133 #0E2369 #15359F #1C47D5 #486DE7

Accessibility & contrast

On white

10.29

#15359F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#15359F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15359F

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15359F	#FFFFFF	#000000	##FFFFFF
##15359F	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A2

Deuteranopia (green-blind)

#003A9D

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #15359f;
/* rgb */ color: rgb(21, 53, 159);
/* oklch */ color: oklch(38.5% 0.175 265.3);

Tailwind

colors: {
  custom: {
    50: '#6f6cbc',
    500: '#15359f',
    950: '#000000',
  },
}

SCSS

$custom: #15359f;
$custom-light: #6f6cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#15359f",
  "rgb": {
    "r": 21,
    "g": 53,
    "b": 159
  },
  "hsl": {
    "h": 226.087,
    "s": 76.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.38538,
    "c": 0.17499,
    "h": 265.3
  },
  "luminance": 0.05209
}

Semantic roles & 50–950 ramp

primary

#15359F

secondary

#C8AA48

accent

#C735F3

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #15359F

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

Preview Lab → · Contrast checker → · Palette generator →