#18407C#18407C

#18407C is a dark, moderate blue. Relative luminance 0.053; OKLCH L 37.9% C 0.111 H 258.7°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#18407C
RGB	rgb(24, 64, 124)
HSL	hsl(216, 68%, 29%)
HSV	hsv(216, 81%, 49%)
CMYK	cmyk(80.6%, 48.4%, 0%, 51.4%)
CIE-LAB	lab(27.62, 9.38, -38.08)
CIE-LCH	lch(27.62, 39.22, 283.84°)
OKLab	oklab(37.89% -0.0219 -0.1093)
OKLCH	oklch(37.89% 0.111 258.7)
XYZ	xyz(5.8468, 5.3155, 19.7827)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18407C #7C5418

analogous

#18727C #18407C #22187C

triadic

#18407C #7C1840 #407C18

tetradic

#18407C #7C1872 #7C5418 #187C22

square

#18407C #7C1872 #7C5418 #187C22

split-complementary

#18407C #7C2218 #727C18

monochromatic

#050D1A #0E2649 #18407C #225AAF #3677D8

Accessibility & contrast

On white

10.18

#18407C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#18407C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18407C

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18407C	#FFFFFF	#000000	##FFFFFF
##18407C	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F467E

Deuteranopia (green-blind)

#053D7B

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #18407c;
/* rgb */ color: rgb(24, 64, 124);
/* oklch */ color: oklch(37.9% 0.111 258.7);

Tailwind

colors: {
  custom: {
    50: '#6674a2',
    500: '#18407c',
    950: '#000000',
  },
}

SCSS

$custom: #18407c;
$custom-light: #6674a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18407c",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 124
  },
  "hsl": {
    "h": 216,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.37886,
    "c": 0.11148,
    "h": 258.7
  },
  "luminance": 0.05316
}

Semantic roles & 50–950 ramp

primary

#18407C

secondary

#B1833F

accent

#A53DEA

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18407C

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

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