#18386D#18386D

#18386D is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.8% C 0.100 H 260.0°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#18386D
RGB	rgb(24, 56, 109)
HSL	hsl(217, 64%, 26%)
HSV	hsv(217, 78%, 43%)
CMYK	cmyk(78%, 48.6%, 0%, 57.3%)
CIE-LAB	lab(24.08, 8.77, -34.23)
CIE-LCH	lch(24.08, 35.34, 284.38°)
OKLab	oklab(34.83% -0.0174 -0.0982)
OKLCH	oklch(34.83% 0.1 260)
XYZ	xyz(4.5502, 4.1262, 15.0217)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18386D #6D4D18

analogous

#18626D #18386D #22186D

triadic

#18386D #6D1838 #386D18

tetradic

#18386D #6D1862 #6D4D18 #186D22

square

#18386D #6D1862 #6D4D18 #186D22

split-complementary

#18386D #6D2218 #626D18

monochromatic

#060D19 #0D1E3B #18386D #23529F #2E6CD1

Accessibility & contrast

On white

11.50

#18386D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#18386D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18386D

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18386D	#FFFFFF	#000000	##FFFFFF
##18386D	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3D6F

Deuteranopia (green-blind)

#08366C

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #18386d;
/* rgb */ color: rgb(24, 56, 109);
/* oklch */ color: oklch(34.8% 0.100 260.0);

Tailwind

colors: {
  custom: {
    50: '#626e97',
    500: '#18386d',
    950: '#000000',
  },
}

SCSS

$custom: #18386d;
$custom-light: #626e97;
$custom-dark: #000000;

JSON

{
  "hex": "#18386d",
  "rgb": {
    "r": 24,
    "g": 56,
    "b": 109
  },
  "hsl": {
    "h": 217.412,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34832,
    "c": 0.09969,
    "h": 260
  },
  "luminance": 0.04127
}

Semantic roles & 50–950 ramp

primary

#18386D

secondary

#A37D3E

accent

#A841E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #18386D

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

Preview Lab → · Contrast checker → · Palette generator →