#1842B4#1842B4

#1842B4 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.186 H 264.3°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#1842B4
RGB	rgb(24, 66, 180)
HSL	hsl(224, 76%, 40%)
HSV	hsv(224, 87%, 71%)
CMYK	cmyk(86.7%, 63.3%, 0%, 29.4%)
CIE-LAB	lab(32.67, 30.60, -64.00)
CIE-LCH	lch(32.67, 70.94, 295.55°)
OKLab	oklab(43.11% -0.0187 -0.1854)
OKLCH	oklch(43.11% 0.186 264.3)
XYZ	xyz(10.5602, 7.3846, 44.0399)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1842B4 #B48A18

analogous

#1890B4 #1842B4 #3C18B4

triadic

#1842B4 #B41842 #42B418

tetradic

#1842B4 #B41890 #B48A18 #18B43C

square

#1842B4 #B41890 #B48A18 #18B43C

split-complementary

#1842B4 #B43C18 #90B418

monochromatic

#0A1A48 #112E7E #1842B4 #2759E2 #5D83E9

Accessibility & contrast

On white

8.48

#1842B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#1842B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1842B4

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1842B4	#FFFFFF	#000000	##FFFFFF
##1842B4	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B8

Deuteranopia (green-blind)

#0046B2

Tritanopia (blue-blind)

#006075

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1842b4;
/* rgb */ color: rgb(24, 66, 180);
/* oklch */ color: oklch(43.1% 0.186 264.3);

Tailwind

colors: {
  custom: {
    50: '#7476cb',
    500: '#1842b4',
    950: '#000000',
  },
}

SCSS

$custom: #1842b4;
$custom-light: #7476cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1842b4",
  "rgb": {
    "r": 24,
    "g": 66,
    "b": 180
  },
  "hsl": {
    "h": 223.846,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.43105,
    "c": 0.18634,
    "h": 264.3
  },
  "luminance": 0.07386
}

Semantic roles & 50–950 ramp

primary

#1842B4

secondary

#CDAE5B

accent

#C035F3

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #1842B4

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

Preview Lab → · Contrast checker → · Palette generator →