#18124C#18124C

#18124C is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.5% C 0.102 H 279.8°. Best body text is #FFFFFF at 17.08:1 contrast (WCAG AA passes).

Color values

HEX	#18124C
RGB	rgb(24, 18, 76)
HSL	hsl(246, 62%, 18%)
HSV	hsv(246, 76%, 30%)
CMYK	cmyk(68.4%, 76.3%, 0%, 70.2%)
CIE-LAB	lab(10.17, 22.82, -34.84)
CIE-LCH	lch(10.17, 41.64, 303.23°)
OKLab	oklab(23.54% 0.0173 -0.1004)
OKLCH	oklch(23.54% 0.102 279.8)
XYZ	xyz(1.8971, 1.1485, 6.9578)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18124C #464C12

analogous

#12294C #18124C #35124C

triadic

#18124C #4C1812 #124C18

tetradic

#18124C #4C1229 #464C12 #124C35

square

#18124C #4C1229 #464C12 #124C35

split-complementary

#18124C #4C3512 #294C12

monochromatic

#080619 #08061B #18124C #281E7D #3729AF

Accessibility & contrast

On white

17.08

#18124C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#18124C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18124C

17.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18124C	#FFFFFF	#000000	##FFFFFF
##18124C	1.00	17.08	1.23	17.08
#FFFFFF	17.08	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4E

Deuteranopia (green-blind)

#001A4B

Tritanopia (blue-blind)

#00212D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #18124c;
/* rgb */ color: rgb(24, 18, 76);
/* oklch */ color: oklch(23.5% 0.102 279.8);

Tailwind

colors: {
  custom: {
    50: '#5d507f',
    500: '#18124c',
    950: '#000000',
  },
}

SCSS

$custom: #18124c;
$custom-light: #5d507f;
$custom-dark: #000000;

JSON

{
  "hex": "#18124c",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 76
  },
  "hsl": {
    "h": 246.207,
    "s": 61.702,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23536,
    "c": 0.10192,
    "h": 279.8
  },
  "luminance": 0.01149
}

Semantic roles & 50–950 ramp

primary

#18124C

secondary

#7D8535

accent

#E543D4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #18124C

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

Preview Lab → · Contrast checker → · Palette generator →