#15176D#15176D

#15176D is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.143 H 271.4°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#15176D
RGB	rgb(21, 23, 109)
HSL	hsl(239, 68%, 25%)
HSV	hsv(239, 81%, 43%)
CMYK	cmyk(80.7%, 78.9%, 0%, 57.3%)
CIE-LAB	lab(14.82, 31.49, -49.34)
CIE-LCH	lch(14.82, 58.53, 302.54°)
OKLab	oklab(27.91% 0.0035 -0.1428)
OKLCH	oklch(27.91% 0.143 271.4)
XYZ	xyz(3.3750, 1.8760, 14.6493)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15176D #6D6B15

analogous

#15436D #15176D #3F156D

triadic

#15176D #6D1517 #176D15

tetradic

#15176D #6D1543 #6D6B15 #156D3F

square

#15176D #6D1543 #6D6B15 #156D3F

split-complementary

#15176D #6D3F15 #436D15

monochromatic

#05051A #0B0C3A #15176D #1F22A0 #292DD4

Accessibility & contrast

On white

15.27

#15176D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#15176D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15176D

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15176D	#FFFFFF	#000000	##FFFFFF
##15176D	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6F

Deuteranopia (green-blind)

#00216B

Tritanopia (blue-blind)

#003041

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #15176d;
/* rgb */ color: rgb(21, 23, 109);
/* oklch */ color: oklch(27.9% 0.143 271.4);

Tailwind

colors: {
  custom: {
    50: '#645598',
    500: '#15176d',
    950: '#000000',
  },
}

SCSS

$custom: #15176d;
$custom-light: #645598;
$custom-dark: #000000;

JSON

{
  "hex": "#15176d",
  "rgb": {
    "r": 21,
    "g": 23,
    "b": 109
  },
  "hsl": {
    "h": 238.636,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.27907,
    "c": 0.14289,
    "h": 271.4
  },
  "luminance": 0.01876
}

Semantic roles & 50–950 ramp

primary

#15176D

secondary

#A3A13A

accent

#E73DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #15176D

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

Preview Lab → · Contrast checker → · Palette generator →