#18286F#18286F

#18286F is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.4% C 0.124 H 268.4°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#18286F
RGB	rgb(24, 40, 111)
HSL	hsl(229, 64%, 26%)
HSV	hsv(229, 78%, 44%)
CMYK	cmyk(78.4%, 64%, 0%, 56.5%)
CIE-LAB	lab(19.47, 21.08, -43.00)
CIE-LCH	lch(19.47, 47.89, 296.12°)
OKLab	oklab(31.39% -0.0035 -0.1242)
OKLCH	oklch(31.39% 0.124 268.4)
XYZ	xyz(4.0037, 2.8590, 15.3767)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18286F #6F5F18

analogous

#18546F #18286F #34186F

triadic

#18286F #6F1828 #286F18

tetradic

#18286F #6F1854 #6F5F18 #186F34

square

#18286F #6F1854 #6F5F18 #186F34

split-complementary

#18286F #6F3418 #546F18

monochromatic

#050919 #0D163D #18286F #233AA1 #2F4DD2

Accessibility & contrast

On white

13.36

#18286F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#18286F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18286F

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18286F	#FFFFFF	#000000	##FFFFFF
##18286F	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003371

Deuteranopia (green-blind)

#002B6E

Tritanopia (blue-blind)

#003A47

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18286f;
/* rgb */ color: rgb(24, 40, 111);
/* oklch */ color: oklch(31.4% 0.124 268.4);

Tailwind

colors: {
  custom: {
    50: '#646199',
    500: '#18286f',
    950: '#000000',
  },
}

SCSS

$custom: #18286f;
$custom-light: #646199;
$custom-dark: #000000;

JSON

{
  "hex": "#18286f",
  "rgb": {
    "r": 24,
    "g": 40,
    "b": 111
  },
  "hsl": {
    "h": 228.966,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.31391,
    "c": 0.12426,
    "h": 268.4
  },
  "luminance": 0.02859
}

Semantic roles & 50–950 ramp

primary

#18286F

secondary

#A5923E

accent

#C940E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #18286F

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

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