#18196B#18196B

#18196B is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.2% C 0.137 H 272.8°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#18196B
RGB	rgb(24, 25, 107)
HSL	hsl(239, 63%, 26%)
HSV	hsv(239, 78%, 42%)
CMYK	cmyk(77.6%, 76.6%, 0%, 58%)
CIE-LAB	lab(15.23, 29.79, -47.36)
CIE-LCH	lch(15.23, 55.95, 302.17°)
OKLab	oklab(28.18% 0.0066 -0.137)
OKLCH	oklch(28.18% 0.137 272.8)
XYZ	xyz(3.3773, 1.9506, 14.1056)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18196B #6B6A18

analogous

#18426B #18196B #40186B

triadic

#18196B #6B1819 #196B18

tetradic

#18196B #6B1842 #6B6A18 #186B40

square

#18196B #6B1842 #6B6A18 #186B40

split-complementary

#18196B #6B4018 #426B18

monochromatic

#060619 #0D0D39 #18196B #23259D #2E30CF

Accessibility & contrast

On white

15.11

#18196B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#18196B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18196B

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18196B	#FFFFFF	#000000	##FFFFFF
##18196B	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6D

Deuteranopia (green-blind)

#00226A

Tritanopia (blue-blind)

#003040

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #18196b;
/* rgb */ color: rgb(24, 25, 107);
/* oklch */ color: oklch(28.2% 0.137 272.8);

Tailwind

colors: {
  custom: {
    50: '#645696',
    500: '#18196b',
    950: '#000000',
  },
}

SCSS

$custom: #18196b;
$custom-light: #645696;
$custom-dark: #000000;

JSON

{
  "hex": "#18196b",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 107
  },
  "hsl": {
    "h": 239.277,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.28176,
    "c": 0.1372,
    "h": 272.8
  },
  "luminance": 0.01951
}

Semantic roles & 50–950 ramp

primary

#18196B

secondary

#A1A03E

accent

#E441E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #18196B

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

Preview Lab → · Contrast checker → · Palette generator →