#18396C#18396C

#18396C is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.097 H 259.0°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#18396C
RGB	rgb(24, 57, 108)
HSL	hsl(216, 64%, 26%)
HSV	hsv(216, 78%, 42%)
CMYK	cmyk(77.8%, 47.2%, 0%, 57.6%)
CIE-LAB	lab(24.33, 7.65, -33.20)
CIE-LCH	lch(24.33, 34.07, 282.98°)
OKLab	oklab(35% -0.0185 -0.0951)
OKLCH	oklch(35% 0.097 259)
XYZ	xyz(4.5456, 4.2027, 14.7561)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18396C #6C4B18

analogous

#18636C #18396C #21186C

triadic

#18396C #6C1839 #396C18

tetradic

#18396C #6C1863 #6C4B18 #186C21

square

#18396C #6C1863 #6C4B18 #186C21

split-complementary

#18396C #6C2118 #636C18

monochromatic

#060D19 #0D1F3A #18396C #23539E #2E6ED0

Accessibility & contrast

On white

11.41

#18396C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#18396C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18396C

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18396C	#FFFFFF	#000000	##FFFFFF
##18396C	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3E6E

Deuteranopia (green-blind)

#0E366B

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #18396c;
/* rgb */ color: rgb(24, 57, 108);
/* oklch */ color: oklch(35.0% 0.097 259.0);

Tailwind

colors: {
  custom: {
    50: '#626e96',
    500: '#18396c',
    950: '#000000',
  },
}

SCSS

$custom: #18396c;
$custom-light: #626e96;
$custom-dark: #000000;

JSON

{
  "hex": "#18396c",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 108
  },
  "hsl": {
    "h": 216.429,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.34999,
    "c": 0.09688,
    "h": 259
  },
  "luminance": 0.04203
}

Semantic roles & 50–950 ramp

primary

#18396C

secondary

#A27B3E

accent

#A641E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #18396C

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

Preview Lab → · Contrast checker → · Palette generator →