#15216B#15216B

#15216B is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.4% C 0.128 H 269.3°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#15216B
RGB	rgb(21, 33, 107)
HSL	hsl(232, 67%, 25%)
HSV	hsv(232, 80%, 42%)
CMYK	cmyk(80.4%, 69.2%, 0%, 58%)
CIE-LAB	lab(17.03, 24.08, -44.40)
CIE-LCH	lch(17.03, 50.51, 298.47°)
OKLab	oklab(29.43% -0.0016 -0.1285)
OKLCH	oklch(29.43% 0.128 269.3)
XYZ	xyz(3.5060, 2.3083, 14.1678)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15216B #6B5F15

analogous

#154C6B #15216B #34156B

triadic

#15216B #6B1521 #216B15

tetradic

#15216B #6B154C #6B5F15 #156B34

square

#15216B #6B154C #6B5F15 #156B34

split-complementary

#15216B #6B3415 #4C6B15

monochromatic

#05081A #0B1138 #15216B #1F319E #2941D1

Accessibility & contrast

On white

14.37

#15216B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#15216B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15216B

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15216B	#FFFFFF	#000000	##FFFFFF
##15216B	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6D

Deuteranopia (green-blind)

#00266A

Tritanopia (blue-blind)

#003542

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #15216b;
/* rgb */ color: rgb(21, 33, 107);
/* oklch */ color: oklch(29.4% 0.128 269.3);

Tailwind

colors: {
  custom: {
    50: '#625c96',
    500: '#15216b',
    950: '#000000',
  },
}

SCSS

$custom: #15216b;
$custom-light: #625c96;
$custom-dark: #000000;

JSON

{
  "hex": "#15216b",
  "rgb": {
    "r": 21,
    "g": 33,
    "b": 107
  },
  "hsl": {
    "h": 231.628,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.29431,
    "c": 0.12848,
    "h": 269.3
  },
  "luminance": 0.02309
}

Semantic roles & 50–950 ramp

primary

#15216B

secondary

#A2933A

accent

#D23EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #15216B

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

Preview Lab → · Contrast checker → · Palette generator →