#18105F#18105F

#18105F is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.4% C 0.131 H 276.2°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#18105F
RGB	rgb(24, 16, 95)
HSL	hsl(246, 71%, 22%)
HSV	hsv(246, 83%, 37%)
CMYK	cmyk(74.7%, 83.2%, 0%, 62.7%)
CIE-LAB	lab(11.90, 30.93, -44.92)
CIE-LCH	lch(11.90, 54.54, 304.55°)
OKLab	oklab(25.41% 0.0142 -0.1299)
OKLCH	oklch(25.41% 0.131 276.2)
XYZ	xyz(2.6269, 1.3908, 10.9543)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18105F #575F10

analogous

#10305F #18105F #40105F

triadic

#18105F #5F1810 #105F18

tetradic

#18105F #5F1030 #575F10 #105F40

square

#18105F #5F1030 #575F10 #105F40

split-complementary

#18105F #5F4010 #305F10

monochromatic

#07041A #0B072B #18105F #251993 #3222C8

Accessibility & contrast

On white

16.43

#18105F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#18105F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18105F

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18105F	#FFFFFF	#000000	##FFFFFF
##18105F	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002361

Deuteranopia (green-blind)

#001C5E

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18105f;
/* rgb */ color: rgb(24, 16, 95);
/* oklch */ color: oklch(25.4% 0.131 276.2);

Tailwind

colors: {
  custom: {
    50: '#62508d',
    500: '#18105f',
    950: '#000000',
  },
}

SCSS

$custom: #18105f;
$custom-light: #62508d;
$custom-dark: #000000;

JSON

{
  "hex": "#18105f",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 95
  },
  "hsl": {
    "h": 246.076,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25407,
    "c": 0.13063,
    "h": 276.2
  },
  "luminance": 0.01391
}

Semantic roles & 50–950 ramp

primary

#18105F

secondary

#8E9833

accent

#EE3ADC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18105F

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

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