#1A1889#1A1889

#1A1889 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.176 H 271.0°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#1A1889
RGB	rgb(26, 24, 137)
HSL	hsl(241, 70%, 32%)
HSV	hsv(241, 82%, 54%)
CMYK	cmyk(81%, 82.5%, 0%, 46.3%)
CIE-LAB	lab(18.71, 41.02, -60.81)
CIE-LCH	lch(18.71, 73.35, 304.00°)
OKLab	oklab(31.71% 0.0032 -0.176)
OKLCH	oklch(31.71% 0.176 271)
XYZ	xyz(5.2665, 2.6784, 23.9015)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1889 #878918

analogous

#184F89 #1A1889 #531889

triadic

#1A1889 #891A18 #18891A

tetradic

#1A1889 #89184F #878918 #188953

square

#1A1889 #89184F #878918 #188953

split-complementary

#1A1889 #895318 #4F8918

monochromatic

#060621 #100F55 #1A1889 #2421BD #413EDD

Accessibility & contrast

On white

13.67

#1A1889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A1889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1889

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1889	#FFFFFF	#000000	##FFFFFF
##1A1889	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338C

Deuteranopia (green-blind)

#002887

Tritanopia (blue-blind)

#003C51

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a1889;
/* rgb */ color: rgb(26, 24, 137);
/* oklch */ color: oklch(31.7% 0.176 271.0);

Tailwind

colors: {
  custom: {
    50: '#6d58ad',
    500: '#1a1889',
    950: '#000000',
  },
}

SCSS

$custom: #1a1889;
$custom-light: #6d58ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1889",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 137
  },
  "hsl": {
    "h": 241.062,
    "s": 70.186,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31705,
    "c": 0.17606,
    "h": 271
  },
  "luminance": 0.02679
}

Semantic roles & 50–950 ramp

primary

#1A1889

secondary

#BABD40

accent

#ED3BEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1A1889

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

Preview Lab → · Contrast checker → · Palette generator →