#15339F#15339F

#15339F is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.2% C 0.177 H 265.6°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#15339F
RGB	rgb(21, 51, 159)
HSL	hsl(227, 77%, 35%)
HSV	hsv(227, 87%, 62%)
CMYK	cmyk(86.8%, 67.9%, 0%, 37.6%)
CIE-LAB	lab(26.82, 32.24, -61.00)
CIE-LCH	lch(26.82, 69.00, 297.86°)
OKLab	oklab(38.17% -0.0135 -0.1768)
OKLCH	oklch(38.17% 0.177 265.6)
XYZ	xyz(7.7489, 5.0293, 33.3565)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15339F #9F8115

analogous

#15789F #15339F #3C159F

triadic

#15339F #9F1533 #339F15

tetradic

#15339F #9F1578 #9F8115 #159F3C

square

#15339F #9F1578 #9F8115 #159F3C

split-complementary

#15339F #9F3C15 #789F15

monochromatic

#071033 #0E2269 #15339F #1C44D5 #486AE7

Accessibility & contrast

On white

10.47

#15339F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#15339F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15339F

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15339F	#FFFFFF	#000000	##FFFFFF
##15339F	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A2

Deuteranopia (green-blind)

#00399D

Tritanopia (blue-blind)

#005164

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #15339f;
/* rgb */ color: rgb(21, 51, 159);
/* oklch */ color: oklch(38.2% 0.177 265.6);

Tailwind

colors: {
  custom: {
    50: '#6f6abc',
    500: '#15339f',
    950: '#000000',
  },
}

SCSS

$custom: #15339f;
$custom-light: #6f6abc;
$custom-dark: #000000;

JSON

{
  "hex": "#15339f",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 159
  },
  "hsl": {
    "h": 226.957,
    "s": 76.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.3817,
    "c": 0.17733,
    "h": 265.6
  },
  "luminance": 0.0503
}

Semantic roles & 50–950 ramp

primary

#15339F

secondary

#C8AC48

accent

#CA35F3

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #15339F

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

Preview Lab → · Contrast checker → · Palette generator →