#1829A1#1829A1

#1829A1 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.8% C 0.190 H 267.6°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#1829A1
RGB	rgb(24, 41, 161)
HSL	hsl(233, 74%, 36%)
HSV	hsv(233, 85%, 63%)
CMYK	cmyk(85.1%, 74.5%, 0%, 36.9%)
CIE-LAB	lab(24.80, 39.53, -65.54)
CIE-LCH	lch(24.80, 76.54, 301.10°)
OKLab	oklab(36.8% -0.0078 -0.19)
OKLCH	oklch(36.8% 0.19 267.6)
XYZ	xyz(7.6004, 4.3523, 34.1508)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1829A1 #A19018

analogous

#186EA1 #1829A1 #4C18A1

triadic

#1829A1 #A11829 #29A118

tetradic

#1829A1 #A1186E #A19018 #18A14C

square

#1829A1 #A1186E #A19018 #18A14C

split-complementary

#1829A1 #A14C18 #6EA118

monochromatic

#080E36 #101B6C #1829A1 #2037D6 #4F61E5

Accessibility & contrast

On white

11.23

#1829A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1829A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1829A1

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1829A1	#FFFFFF	#000000	##FFFFFF
##1829A1	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1829a1;
/* rgb */ color: rgb(24, 41, 161);
/* oklch */ color: oklch(36.8% 0.190 267.6);

Tailwind

colors: {
  custom: {
    50: '#7264be',
    500: '#1829a1',
    950: '#000000',
  },
}

SCSS

$custom: #1829a1;
$custom-light: #7264be;
$custom-dark: #000000;

JSON

{
  "hex": "#1829a1",
  "rgb": {
    "r": 24,
    "g": 41,
    "b": 161
  },
  "hsl": {
    "h": 232.555,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36804,
    "c": 0.19013,
    "h": 267.6
  },
  "luminance": 0.04353
}

Semantic roles & 50–950 ramp

primary

#1829A1

secondary

#C7B84E

accent

#DA37F1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090512

muted

#7B7A81

Preview Lab

Preview with #1829A1

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

Preview Lab → · Contrast checker → · Palette generator →