#1841A8#1841A8

#1841A8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.172 H 263.9°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#1841A8
RGB	rgb(24, 65, 168)
HSL	hsl(223, 75%, 38%)
HSV	hsv(223, 86%, 66%)
CMYK	cmyk(85.7%, 61.3%, 0%, 34.1%)
CIE-LAB	lab(31.35, 26.58, -59.00)
CIE-LCH	lch(31.35, 64.71, 294.25°)
OKLab	oklab(41.8% -0.0183 -0.1708)
OKLCH	oklch(41.8% 0.172 263.9)
XYZ	xyz(9.3323, 6.8008, 37.8590)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1841A8 #A87F18

analogous

#1889A8 #1841A8 #3718A8

triadic

#1841A8 #A81841 #41A818

tetradic

#1841A8 #A81889 #A87F18 #18A837

square

#1841A8 #A81889 #A87F18 #18A837

split-complementary

#1841A8 #A83718 #89A818

monochromatic

#09183D #102C72 #1841A8 #2056DE #547EE7

Accessibility & contrast

On white

8.90

#1841A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1841A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1841A8

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1841A8	#FFFFFF	#000000	##FFFFFF
##1841A8	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AB

Deuteranopia (green-blind)

#0043A6

Tritanopia (blue-blind)

#005C6E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1841a8;
/* rgb */ color: rgb(24, 65, 168);
/* oklch */ color: oklch(41.8% 0.172 263.9);

Tailwind

colors: {
  custom: {
    50: '#7175c3',
    500: '#1841a8',
    950: '#000000',
  },
}

SCSS

$custom: #1841a8;
$custom-light: #7175c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1841a8",
  "rgb": {
    "r": 24,
    "g": 65,
    "b": 168
  },
  "hsl": {
    "h": 222.917,
    "s": 75,
    "l": 37.647
  },
  "oklch": {
    "l": 0.418,
    "c": 0.17176,
    "h": 263.9
  },
  "luminance": 0.06802
}

Semantic roles & 50–950 ramp

primary

#1841A8

secondary

#C9A753

accent

#BC36F2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#090813

muted

#7B7B82

Preview Lab

Preview with #1841A8

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

Preview Lab → · Contrast checker → · Palette generator →