#18407E#18407E

#18407E is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.0% C 0.114 H 259.1°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#18407E
RGB	rgb(24, 64, 126)
HSL	hsl(216, 68%, 29%)
HSV	hsv(216, 81%, 49%)
CMYK	cmyk(81%, 49.2%, 0%, 50.6%)
CIE-LAB	lab(27.75, 10.21, -39.11)
CIE-LCH	lch(27.75, 40.42, 284.63°)
OKLab	oklab(38.04% -0.0216 -0.1123)
OKLCH	oklch(38.04% 0.114 259.1)
XYZ	xyz(5.9746, 5.3666, 20.4556)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18407E #7E5618

analogous

#18737E #18407E #23187E

triadic

#18407E #7E1840 #407E18

tetradic

#18407E #7E1873 #7E5618 #187E23

square

#18407E #7E1873 #7E5618 #187E23

split-complementary

#18407E #7E2318 #737E18

monochromatic

#050D1A #0E264B #18407E #225AB1 #3777D9

Accessibility & contrast

On white

10.13

#18407E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#18407E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18407E

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18407E	#FFFFFF	#000000	##FFFFFF
##18407E	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4680

Deuteranopia (green-blind)

#003D7D

Tritanopia (blue-blind)

#004F59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #18407e;
/* rgb */ color: rgb(24, 64, 126);
/* oklch */ color: oklch(38.0% 0.114 259.1);

Tailwind

colors: {
  custom: {
    50: '#6674a4',
    500: '#18407e',
    950: '#000000',
  },
}

SCSS

$custom: #18407e;
$custom-light: #6674a4;
$custom-dark: #000000;

JSON

{
  "hex": "#18407e",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 126
  },
  "hsl": {
    "h": 216.471,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38038,
    "c": 0.11438,
    "h": 259.1
  },
  "luminance": 0.05367
}

Semantic roles & 50–950 ramp

primary

#18407E

secondary

#B2853F

accent

#A73DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18407E

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

Preview Lab → · Contrast checker → · Palette generator →