#18417F#18417F

#18417F is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.4% C 0.115 H 258.8°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#18417F
RGB	rgb(24, 65, 127)
HSL	hsl(216, 68%, 30%)
HSV	hsv(216, 81%, 50%)
CMYK	cmyk(81.1%, 48.8%, 0%, 50.2%)
CIE-LAB	lab(28.13, 9.92, -39.13)
CIE-LCH	lch(28.13, 40.37, 284.23°)
OKLab	oklab(38.35% -0.0222 -0.1124)
OKLCH	oklch(38.35% 0.115 258.8)
XYZ	xyz(6.0963, 5.5064, 20.8161)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18417F #7F5618

analogous

#18747F #18417F #23187F

triadic

#18417F #7F1841 #417F18

tetradic

#18417F #7F1874 #7F5618 #187F23

square

#18417F #7F1874 #7F5618 #187F23

split-complementary

#18417F #7F2318 #747F18

monochromatic

#050D1A #0E274C #18417F #225BB2 #3878D9

Accessibility & contrast

On white

9.99

#18417F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#18417F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18417F

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18417F	#FFFFFF	#000000	##FFFFFF
##18417F	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4781

Deuteranopia (green-blind)

#023E7E

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #18417f;
/* rgb */ color: rgb(24, 65, 127);
/* oklch */ color: oklch(38.4% 0.115 258.8);

Tailwind

colors: {
  custom: {
    50: '#6675a4',
    500: '#18417f',
    950: '#000000',
  },
}

SCSS

$custom: #18417f;
$custom-light: #6675a4;
$custom-dark: #000000;

JSON

{
  "hex": "#18417f",
  "rgb": {
    "r": 24,
    "g": 65,
    "b": 127
  },
  "hsl": {
    "h": 216.117,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.3835,
    "c": 0.11455,
    "h": 258.8
  },
  "luminance": 0.05507
}

Semantic roles & 50–950 ramp

primary

#18417F

secondary

#B3853F

accent

#A63DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18417F

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

Preview Lab → · Contrast checker → · Palette generator →