#18488D#18488D

#18488D is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.0% C 0.126 H 258.2°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#18488D
RGB	rgb(24, 72, 141)
HSL	hsl(215, 71%, 32%)
HSV	hsv(215, 83%, 55%)
CMYK	cmyk(83%, 48.9%, 0%, 44.7%)
CIE-LAB	lab(31.23, 10.87, -42.80)
CIE-LCH	lch(31.23, 44.16, 284.24°)
OKLab	oklab(41.05% -0.0256 -0.123)
OKLCH	oklch(41.05% 0.126 258.2)
XYZ	xyz(7.5000, 6.7511, 26.1019)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18488D #8D5D18

analogous

#18828D #18488D #23188D

triadic

#18488D #8D1848 #488D18

tetradic

#18488D #8D1882 #8D5D18 #188D23

square

#18488D #8D1882 #8D5D18 #188D23

split-complementary

#18488D #8D2318 #828D18

monochromatic

#061324 #0F2D59 #18488D #2163C1 #4182DF

Accessibility & contrast

On white

8.93

#18488D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#18488D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18488D

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18488D	#FFFFFF	#000000	##FFFFFF
##18488D	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214F90

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #18488d;
/* rgb */ color: rgb(24, 72, 141);
/* oklch */ color: oklch(41.0% 0.126 258.2);

Tailwind

colors: {
  custom: {
    50: '#6a7aaf',
    500: '#18488d',
    950: '#000000',
  },
}

SCSS

$custom: #18488d;
$custom-light: #6a7aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#18488d",
  "rgb": {
    "r": 24,
    "g": 72,
    "b": 141
  },
  "hsl": {
    "h": 215.385,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4105,
    "c": 0.12568,
    "h": 258.2
  },
  "luminance": 0.06752
}

Semantic roles & 50–950 ramp

primary

#18488D

secondary

#BF8C42

accent

#A43AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #18488D

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

Preview Lab → · Contrast checker → · Palette generator →