#1841A5#1841A5

#1841A5 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.168 H 263.7°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#1841A5
RGB	rgb(24, 65, 165)
HSL	hsl(223, 75%, 37%)
HSV	hsv(223, 85%, 65%)
CMYK	cmyk(85.5%, 60.6%, 0%, 35.3%)
CIE-LAB	lab(31.09, 25.39, -57.62)
CIE-LCH	lch(31.09, 62.97, 293.78°)
OKLab	oklab(41.53% -0.0184 -0.1667)
OKLCH	oklch(41.53% 0.168 263.7)
XYZ	xyz(9.0561, 6.6903, 36.4041)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1841A5 #A57C18

analogous

#1888A5 #1841A5 #3518A5

triadic

#1841A5 #A51841 #41A518

tetradic

#1841A5 #A51888 #A57C18 #18A535

square

#1841A5 #A51888 #A57C18 #18A535

split-complementary

#1841A5 #A53518 #88A518

monochromatic

#08173A #102C70 #1841A5 #2056DA #527DE6

Accessibility & contrast

On white

8.98

#1841A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#1841A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1841A5

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1841A5	#FFFFFF	#000000	##FFFFFF
##1841A5	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A8

Deuteranopia (green-blind)

#0043A3

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1841a5;
/* rgb */ color: rgb(24, 65, 165);
/* oklch */ color: oklch(41.5% 0.168 263.7);

Tailwind

colors: {
  custom: {
    50: '#7075c1',
    500: '#1841a5',
    950: '#000000',
  },
}

SCSS

$custom: #1841a5;
$custom-light: #7075c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1841a5",
  "rgb": {
    "r": 24,
    "g": 65,
    "b": 165
  },
  "hsl": {
    "h": 222.553,
    "s": 74.603,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41527,
    "c": 0.16775,
    "h": 263.7
  },
  "luminance": 0.06691
}

Semantic roles & 50–950 ramp

primary

#1841A5

secondary

#C8A551

accent

#BB37F1

background

#F7F7FC

surface

#EDEDF8

border

#C8C8D1

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1841A5

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

Preview Lab → · Contrast checker → · Palette generator →