#18206D#18206D

#18206D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.6% C 0.132 H 270.9°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#18206D
RGB	rgb(24, 32, 109)
HSL	hsl(234, 64%, 26%)
HSV	hsv(234, 78%, 43%)
CMYK	cmyk(78%, 70.6%, 0%, 57.3%)
CIE-LAB	lab(17.14, 25.90, -45.52)
CIE-LCH	lch(17.14, 52.37, 299.64°)
OKLab	oklab(29.62% 0.0022 -0.1317)
OKLCH	oklch(29.62% 0.132 270.9)
XYZ	xyz(3.6526, 2.3310, 14.7225)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18206D #6D6518

analogous

#184A6D #18206D #3A186D

triadic

#18206D #6D1820 #206D18

tetradic

#18206D #6D184A #6D6518 #186D3A

square

#18206D #6D184A #6D6518 #186D3A

split-complementary

#18206D #6D3A18 #4A6D18

monochromatic

#060719 #0D113B #18206D #232F9F #2E3ED1

Accessibility & contrast

On white

14.32

#18206D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#18206D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18206D

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18206D	#FFFFFF	#000000	##FFFFFF
##18206D	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6F

Deuteranopia (green-blind)

#00266C

Tritanopia (blue-blind)

#003543

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #18206d;
/* rgb */ color: rgb(24, 32, 109);
/* oklch */ color: oklch(29.6% 0.132 270.9);

Tailwind

colors: {
  custom: {
    50: '#645b98',
    500: '#18206d',
    950: '#000000',
  },
}

SCSS

$custom: #18206d;
$custom-light: #645b98;
$custom-dark: #000000;

JSON

{
  "hex": "#18206d",
  "rgb": {
    "r": 24,
    "g": 32,
    "b": 109
  },
  "hsl": {
    "h": 234.353,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.29617,
    "c": 0.1317,
    "h": 270.9
  },
  "luminance": 0.02331
}

Semantic roles & 50–950 ramp

primary

#18206D

secondary

#A3993E

accent

#D741E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #18206D

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

Preview Lab → · Contrast checker → · Palette generator →