#18396D#18396D

#18396D is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.1% C 0.098 H 259.2°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#18396D
RGB	rgb(24, 57, 109)
HSL	hsl(217, 64%, 26%)
HSV	hsv(217, 78%, 43%)
CMYK	cmyk(78%, 47.7%, 0%, 57.3%)
CIE-LAB	lab(24.40, 8.07, -33.73)
CIE-LCH	lch(24.40, 34.68, 283.45°)
OKLab	oklab(35.07% -0.0184 -0.0966)
OKLCH	oklch(35.07% 0.098 259.2)
XYZ	xyz(4.5991, 4.2241, 15.0380)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18396D #6D4C18

analogous

#18636D #18396D #21186D

triadic

#18396D #6D1839 #396D18

tetradic

#18396D #6D1863 #6D4C18 #186D21

square

#18396D #6D1863 #6D4C18 #186D21

split-complementary

#18396D #6D2118 #636D18

monochromatic

#060D19 #0D1F3B #18396D #23539F #2E6ED1

Accessibility & contrast

On white

11.38

#18396D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#18396D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18396D

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18396D	#FFFFFF	#000000	##FFFFFF
##18396D	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3E6F

Deuteranopia (green-blind)

#0C366C

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #18396d;
/* rgb */ color: rgb(24, 57, 109);
/* oklch */ color: oklch(35.1% 0.098 259.2);

Tailwind

colors: {
  custom: {
    50: '#626e97',
    500: '#18396d',
    950: '#000000',
  },
}

SCSS

$custom: #18396d;
$custom-light: #626e97;
$custom-dark: #000000;

JSON

{
  "hex": "#18396d",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 109
  },
  "hsl": {
    "h": 216.706,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35074,
    "c": 0.09838,
    "h": 259.2
  },
  "luminance": 0.04225
}

Semantic roles & 50–950 ramp

primary

#18396D

secondary

#A37C3E

accent

#A641E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #18396D

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

Preview Lab → · Contrast checker → · Palette generator →