#18176F#18176F

#18176F is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.3% C 0.145 H 272.7°. Best body text is #FFFFFF at 15.10:1 contrast (WCAG AA passes).

Color values

HEX	#18176F
RGB	rgb(24, 23, 111)
HSL	hsl(241, 66%, 26%)
HSV	hsv(241, 79%, 44%)
CMYK	cmyk(78.4%, 79.3%, 0%, 56.5%)
CIE-LAB	lab(15.25, 32.48, -49.94)
CIE-LCH	lch(15.25, 59.57, 303.04°)
OKLab	oklab(28.33% 0.0068 -0.1445)
OKLCH	oklch(28.33% 0.145 272.7)
XYZ	xyz(3.5514, 1.9543, 15.2259)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18176F #6E6F17

analogous

#17426F #18176F #44176F

triadic

#18176F #6F1817 #176F18

tetradic

#18176F #6F1742 #6E6F17 #176F44

square

#18176F #6F1742 #6E6F17 #176F44

split-complementary

#18176F #6F4417 #426F17

monochromatic

#050519 #0D0C3C #18176F #2322A2 #2F2DD3

Accessibility & contrast

On white

15.10

#18176F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#18176F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18176F

15.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18176F	#FFFFFF	#000000	##FFFFFF
##18176F	1.00	15.10	1.39	15.10
#FFFFFF	15.10	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A72

Deuteranopia (green-blind)

#00226D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #18176f;
/* rgb */ color: rgb(24, 23, 111);
/* oklch */ color: oklch(28.3% 0.145 272.7);

Tailwind

colors: {
  custom: {
    50: '#655599',
    500: '#18176f',
    950: '#000000',
  },
}

SCSS

$custom: #18176f;
$custom-light: #655599;
$custom-dark: #000000;

JSON

{
  "hex": "#18176f",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 111
  },
  "hsl": {
    "h": 240.682,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28327,
    "c": 0.14468,
    "h": 272.7
  },
  "luminance": 0.01955
}

Semantic roles & 50–950 ramp

primary

#18176F

secondary

#A4A53D

accent

#E93FE7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #18176F

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

Preview Lab → · Contrast checker → · Palette generator →