#15166A#15166A

#15166A is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.4% C 0.140 H 271.8°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#15166A
RGB	rgb(21, 22, 106)
HSL	hsl(239, 67%, 25%)
HSV	hsv(239, 80%, 42%)
CMYK	cmyk(80.2%, 79.2%, 0%, 58.4%)
CIE-LAB	lab(14.25, 31.01, -48.32)
CIE-LCH	lch(14.25, 57.41, 302.69°)
OKLab	oklab(27.4% 0.0045 -0.1399)
OKLCH	oklch(27.4% 0.14 271.8)
XYZ	xyz(3.1968, 1.7735, 13.8067)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15166A #6A6915

analogous

#15416A #15166A #3E156A

triadic

#15166A #6A1516 #166A15

tetradic

#15166A #6A1541 #6A6915 #156A3E

square

#15166A #6A1541 #6A6915 #156A3E

split-complementary

#15166A #6A3E15 #416A15

monochromatic

#05051A #0B0B37 #15166A #1F219D #292BD0

Accessibility & contrast

On white

15.50

#15166A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#15166A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15166A

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15166A	#FFFFFF	#000000	##FFFFFF
##15166A	1.00	15.50	1.35	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286C

Deuteranopia (green-blind)

#002069

Tritanopia (blue-blind)

#002F3F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #15166a;
/* rgb */ color: rgb(21, 22, 106);
/* oklch */ color: oklch(27.4% 0.140 271.8);

Tailwind

colors: {
  custom: {
    50: '#635496',
    500: '#15166a',
    950: '#000000',
  },
}

SCSS

$custom: #15166a;
$custom-light: #635496;
$custom-dark: #000000;

JSON

{
  "hex": "#15166a",
  "rgb": {
    "r": 21,
    "g": 22,
    "b": 106
  },
  "hsl": {
    "h": 239.294,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.27398,
    "c": 0.13995,
    "h": 271.8
  },
  "luminance": 0.01774
}

Semantic roles & 50–950 ramp

primary

#15166A

secondary

#A19F3A

accent

#E83EEA

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #15166A

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

Preview Lab → · Contrast checker → · Palette generator →