#15176A#15176A

#15176A is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.6% C 0.139 H 271.7°. Best body text is #FFFFFF at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#15176A
RGB	rgb(21, 23, 106)
HSL	hsl(239, 67%, 25%)
HSV	hsv(239, 80%, 42%)
CMYK	cmyk(80.2%, 78.3%, 0%, 58.4%)
CIE-LAB	lab(14.47, 30.38, -47.96)
CIE-LCH	lch(14.47, 56.77, 302.36°)
OKLab	oklab(27.55% 0.004 -0.1388)
OKLCH	oklch(27.55% 0.139 271.7)
XYZ	xyz(3.2163, 1.8125, 13.8132)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15176A #6A6815

analogous

#15426A #15176A #3D156A

triadic

#15176A #6A1517 #176A15

tetradic

#15176A #6A1542 #6A6815 #156A3D

square

#15176A #6A1542 #6A6815 #156A3D

split-complementary

#15176A #6A3D15 #426A15

monochromatic

#05061A #0B0C37 #15176A #1F229D #292DD0

Accessibility & contrast

On white

15.41

#15176A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#15176A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15176A

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15176A	#FFFFFF	#000000	##FFFFFF
##15176A	1.00	15.41	1.36	15.41
#FFFFFF	15.41	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296C

Deuteranopia (green-blind)

#002069

Tritanopia (blue-blind)

#002F3F

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #15176a;
/* rgb */ color: rgb(21, 23, 106);
/* oklch */ color: oklch(27.6% 0.139 271.7);

Tailwind

colors: {
  custom: {
    50: '#635596',
    500: '#15176a',
    950: '#000000',
  },
}

SCSS

$custom: #15176a;
$custom-light: #635596;
$custom-dark: #000000;

JSON

{
  "hex": "#15176a",
  "rgb": {
    "r": 21,
    "g": 23,
    "b": 106
  },
  "hsl": {
    "h": 238.588,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.27554,
    "c": 0.1389,
    "h": 271.7
  },
  "luminance": 0.01813
}

Semantic roles & 50–950 ramp

primary

#15176A

secondary

#A19E3A

accent

#E63EEA

background

#F6F5F9

surface

#EBE8F2

border

#C6C4CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #15176A

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

Preview Lab → · Contrast checker → · Palette generator →