#15247E#15247E

#15247E is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.0% C 0.151 H 268.2°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#15247E
RGB	rgb(21, 36, 126)
HSL	hsl(231, 71%, 29%)
HSV	hsv(231, 83%, 49%)
CMYK	cmyk(83.3%, 71.4%, 0%, 50.6%)
CIE-LAB	lab(19.75, 29.49, -52.15)
CIE-LCH	lch(19.75, 59.91, 299.49°)
OKLab	oklab(32.01% -0.0048 -0.1511)
OKLCH	oklch(32.01% 0.151 268.2)
XYZ	xyz(4.7047, 2.9270, 20.0516)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15247E #7E6F15

analogous

#15597E #15247E #3B157E

triadic

#15247E #7E1524 #247E15

tetradic

#15247E #7E1559 #7E6F15 #157E3B

square

#15247E #7E1559 #7E6F15 #157E3B

split-complementary

#15247E #7E3B15 #597E15

monochromatic

#04071A #0C154A #15247E #1E33B2 #3149DD

Accessibility & contrast

On white

13.24

#15247E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#15247E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15247E

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15247E	#FFFFFF	#000000	##FFFFFF
##15247E	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#002B7C

Tritanopia (blue-blind)

#003D4E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #15247e;
/* rgb */ color: rgb(21, 36, 126);
/* oklch */ color: oklch(32.0% 0.151 268.2);

Tailwind

colors: {
  custom: {
    50: '#675fa4',
    500: '#15247e',
    950: '#000000',
  },
}

SCSS

$custom: #15247e;
$custom-light: #675fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#15247e",
  "rgb": {
    "r": 21,
    "g": 36,
    "b": 126
  },
  "hsl": {
    "h": 231.429,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32006,
    "c": 0.15116,
    "h": 268.2
  },
  "luminance": 0.02928
}

Semantic roles & 50–950 ramp

primary

#15247E

secondary

#B3A23C

accent

#D43AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #15247E

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

Preview Lab → · Contrast checker → · Palette generator →