#18407F#18407F

#18407F is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.1% C 0.116 H 259.4°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#18407F
RGB	rgb(24, 64, 127)
HSL	hsl(217, 68%, 30%)
HSV	hsv(217, 81%, 50%)
CMYK	cmyk(81.1%, 49.6%, 0%, 50.2%)
CIE-LAB	lab(27.83, 10.62, -39.62)
CIE-LCH	lch(27.83, 41.02, 285.01°)
OKLab	oklab(38.12% -0.0214 -0.1138)
OKLCH	oklch(38.12% 0.116 259.4)
XYZ	xyz(6.0395, 5.3926, 20.7971)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18407F #7F5718

analogous

#18747F #18407F #24187F

triadic

#18407F #7F1840 #407F18

tetradic

#18407F #7F1874 #7F5718 #187F24

square

#18407F #7F1874 #7F5718 #187F24

split-complementary

#18407F #7F2418 #747F18

monochromatic

#050D1A #0E264C #18407F #225AB2 #3877D9

Accessibility & contrast

On white

10.10

#18407F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#18407F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18407F

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18407F	#FFFFFF	#000000	##FFFFFF
##18407F	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4781

Deuteranopia (green-blind)

#003D7E

Tritanopia (blue-blind)

#004F59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #18407f;
/* rgb */ color: rgb(24, 64, 127);
/* oklch */ color: oklch(38.1% 0.116 259.4);

Tailwind

colors: {
  custom: {
    50: '#6674a5',
    500: '#18407f',
    950: '#000000',
  },
}

SCSS

$custom: #18407f;
$custom-light: #6674a5;
$custom-dark: #000000;

JSON

{
  "hex": "#18407f",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 127
  },
  "hsl": {
    "h": 216.699,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.38115,
    "c": 0.11583,
    "h": 259.4
  },
  "luminance": 0.05393
}

Semantic roles & 50–950 ramp

primary

#18407F

secondary

#B3863F

accent

#A73DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18407F

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

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