#18376A#18376A

#18376A is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.4% C 0.096 H 259.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#18376A
RGB	rgb(24, 55, 106)
HSL	hsl(217, 63%, 25%)
HSV	hsv(217, 77%, 42%)
CMYK	cmyk(77.4%, 48.1%, 0%, 58.4%)
CIE-LAB	lab(23.56, 8.24, -33.14)
CIE-LCH	lch(23.56, 34.15, 283.96°)
OKLab	oklab(34.36% -0.017 -0.095)
OKLCH	oklch(34.36% 0.096 259.9)
XYZ	xyz(4.3435, 3.9667, 14.1696)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18376A #6A4B18

analogous

#18606A #18376A #22186A

triadic

#18376A #6A1837 #376A18

tetradic

#18376A #6A1860 #6A4B18 #186A22

square

#18376A #6A1860 #6A4B18 #186A22

split-complementary

#18376A #6A2218 #606A18

monochromatic

#060D19 #0D1D38 #18376A #23519C #2F6BCE

Accessibility & contrast

On white

11.71

#18376A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#18376A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18376A

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18376A	#FFFFFF	#000000	##FFFFFF
##18376A	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3C6C

Deuteranopia (green-blind)

#0B3569

Tritanopia (blue-blind)

#00434B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #18376a;
/* rgb */ color: rgb(24, 55, 106);
/* oklch */ color: oklch(34.4% 0.096 259.9);

Tailwind

colors: {
  custom: {
    50: '#616d95',
    500: '#18376a',
    950: '#000000',
  },
}

SCSS

$custom: #18376a;
$custom-light: #616d95;
$custom-dark: #000000;

JSON

{
  "hex": "#18376a",
  "rgb": {
    "r": 24,
    "g": 55,
    "b": 106
  },
  "hsl": {
    "h": 217.317,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34362,
    "c": 0.09648,
    "h": 259.9
  },
  "luminance": 0.03967
}

Semantic roles & 50–950 ramp

primary

#18376A

secondary

#A07B3E

accent

#A842E6

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #18376A

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

Preview Lab → · Contrast checker → · Palette generator →