#18124D#18124D

#18124D is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.6% C 0.103 H 279.5°. Best body text is #FFFFFF at 17.04:1 contrast (WCAG AA passes).

Color values

HEX	#18124D
RGB	rgb(24, 18, 77)
HSL	hsl(246, 62%, 19%)
HSV	hsv(246, 77%, 30%)
CMYK	cmyk(68.8%, 76.6%, 0%, 69.8%)
CIE-LAB	lab(10.28, 23.19, -35.35)
CIE-LCH	lch(10.28, 42.28, 303.27°)
OKLab	oklab(23.64% 0.0171 -0.1019)
OKLCH	oklch(23.64% 0.103 279.5)
XYZ	xyz(1.9321, 1.1625, 7.1423)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18124D #474D12

analogous

#12294D #18124D #35124D

triadic

#18124D #4D1812 #124D18

tetradic

#18124D #4D1229 #474D12 #124D35

square

#18124D #4D1229 #474D12 #124D35

split-complementary

#18124D #4D3512 #294D12

monochromatic

#080619 #09061B #18124D #271E7F #3729B0

Accessibility & contrast

On white

17.04

#18124D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#18124D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18124D

17.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18124D	#FFFFFF	#000000	##FFFFFF
##18124D	1.00	17.04	1.23	17.04
#FFFFFF	17.04	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4F

Deuteranopia (green-blind)

#001A4C

Tritanopia (blue-blind)

#00222E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #18124d;
/* rgb */ color: rgb(24, 18, 77);
/* oklch */ color: oklch(23.6% 0.103 279.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#18124d",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 77
  },
  "hsl": {
    "h": 246.102,
    "s": 62.105,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23644,
    "c": 0.10338,
    "h": 279.5
  },
  "luminance": 0.01163
}

Semantic roles & 50–950 ramp

primary

#18124D

secondary

#7E8635

accent

#E543D5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #18124D

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

Preview Lab → · Contrast checker → · Palette generator →