#1849B4#1849B4

#1849B4 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.178 H 262.8°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#1849B4
RGB	rgb(24, 73, 180)
HSL	hsl(221, 76%, 40%)
HSV	hsv(221, 87%, 71%)
CMYK	cmyk(86.7%, 59.4%, 0%, 29.4%)
CIE-LAB	lab(34.50, 25.93, -60.99)
CIE-LCH	lch(34.50, 66.28, 293.03°)
OKLab	oklab(44.48% -0.0222 -0.1765)
OKLCH	oklch(44.48% 0.178 262.8)
XYZ	xyz(10.9945, 8.2532, 44.1847)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1849B4 #B48318

analogous

#1897B4 #1849B4 #3518B4

triadic

#1849B4 #B41849 #49B418

tetradic

#1849B4 #B41897 #B48318 #18B435

square

#1849B4 #B41897 #B48318 #18B435

split-complementary

#1849B4 #B43518 #97B418

monochromatic

#0A1D48 #11337E #1849B4 #2762E2 #5D89E9

Accessibility & contrast

On white

7.92

#1849B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#1849B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1849B4

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1849B4	#FFFFFF	#000000	##FFFFFF
##1849B4	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1849b4;
/* rgb */ color: rgb(24, 73, 180);
/* oklch */ color: oklch(44.5% 0.178 262.8);

Tailwind

colors: {
  custom: {
    50: '#747bcb',
    500: '#1849b4',
    950: '#000000',
  },
}

SCSS

$custom: #1849b4;
$custom-light: #747bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#1849b4",
  "rgb": {
    "r": 24,
    "g": 73,
    "b": 180
  },
  "hsl": {
    "h": 221.154,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.44476,
    "c": 0.17788,
    "h": 262.8
  },
  "luminance": 0.08255
}

Semantic roles & 50–950 ramp

primary

#1849B4

secondary

#CDA95B

accent

#B735F3

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1849B4

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

Preview Lab → · Contrast checker → · Palette generator →