#1A1B89#1A1B89

#1A1B89 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.1% C 0.173 H 270.8°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A1B89
RGB	rgb(26, 27, 137)
HSL	hsl(239, 68%, 32%)
HSV	hsv(239, 81%, 54%)
CMYK	cmyk(81%, 80.3%, 0%, 46.3%)
CIE-LAB	lab(19.26, 39.41, -59.89)
CIE-LCH	lch(19.26, 71.69, 303.35°)
OKLab	oklab(32.09% 0.0023 -0.1734)
OKLCH	oklch(32.09% 0.173 270.8)
XYZ	xyz(5.3318, 2.8090, 23.9233)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1B89 #89881A

analogous

#1A5389 #1A1B89 #501A89

triadic

#1A1B89 #891A1B #1B891A

tetradic

#1A1B89 #891A53 #89881A #1A8950

square

#1A1B89 #891A53 #89881A #1A8950

split-complementary

#1A1B89 #89501A #53891A

monochromatic

#060722 #101156 #1A1B89 #2425BC #4244DB

Accessibility & contrast

On white

13.44

#1A1B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1A1B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1B89

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1B89	#FFFFFF	#000000	##FFFFFF
##1A1B89	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348C

Deuteranopia (green-blind)

#002987

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a1b89;
/* rgb */ color: rgb(26, 27, 137);
/* oklch */ color: oklch(32.1% 0.173 270.8);

Tailwind

colors: {
  custom: {
    50: '#6d5aad',
    500: '#1a1b89',
    950: '#000000',
  },
}

SCSS

$custom: #1a1b89;
$custom-light: #6d5aad;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1b89",
  "rgb": {
    "r": 26,
    "g": 27,
    "b": 137
  },
  "hsl": {
    "h": 239.459,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.32093,
    "c": 0.17342,
    "h": 270.8
  },
  "luminance": 0.0281
}

Semantic roles & 50–950 ramp

primary

#1A1B89

secondary

#BCBB43

accent

#E93DEB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1B89

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

Preview Lab → · Contrast checker → · Palette generator →