#18185F#18185F

#18185F is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.7% C 0.122 H 274.4°. Best body text is #FFFFFF at 15.73:1 contrast (WCAG AA passes).

Color values

HEX	#18185F
RGB	rgb(24, 24, 95)
HSL	hsl(240, 60%, 23%)
HSV	hsv(240, 75%, 37%)
CMYK	cmyk(74.7%, 74.7%, 0%, 62.7%)
CIE-LAB	lab(13.67, 25.95, -42.00)
CIE-LCH	lch(13.67, 49.36, 301.71°)
OKLab	oklab(26.67% 0.0093 -0.1214)
OKLCH	oklch(26.67% 0.122 274.4)
XYZ	xyz(2.7682, 1.6734, 11.0014)
Luminance	0.0167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18185F #5F5F18

analogous

#183B5F #18185F #3B185F

triadic

#18185F #5F1818 #185F18

tetradic

#18185F #5F183B #5F5F18 #185F3B

square

#18185F #5F183B #5F5F18 #185F3B

split-complementary

#18185F #5F3B18 #3B5F18

monochromatic

#060618 #0C0C2E #18185F #242490 #3131C1

Accessibility & contrast

On white

15.73

#18185F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#18185F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18185F

15.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18185F	#FFFFFF	#000000	##FFFFFF
##18185F	1.00	15.73	1.33	15.73
#FFFFFF	15.73	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002661

Deuteranopia (green-blind)

#00205E

Tritanopia (blue-blind)

#002C39

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #18185f;
/* rgb */ color: rgb(24, 24, 95);
/* oklch */ color: oklch(26.7% 0.122 274.4);

Tailwind

colors: {
  custom: {
    50: '#61558d',
    500: '#18185f',
    950: '#000000',
  },
}

SCSS

$custom: #18185f;
$custom-light: #61558d;
$custom-dark: #000000;

JSON

{
  "hex": "#18185f",
  "rgb": {
    "r": 24,
    "g": 24,
    "b": 95
  },
  "hsl": {
    "h": 240,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.26666,
    "c": 0.12174,
    "h": 274.4
  },
  "luminance": 0.01674
}

Semantic roles & 50–950 ramp

primary

#18185F

secondary

#95953D

accent

#E345E3

background

#F6F5F8

surface

#EBE8F0

border

#C6C4CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #18185F

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

Preview Lab → · Contrast checker → · Palette generator →