#1B2486#1B2486

#1B2486 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.2% C 0.160 H 270.1°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B2486
RGB	rgb(27, 36, 134)
HSL	hsl(235, 66%, 32%)
HSV	hsv(235, 80%, 53%)
CMYK	cmyk(79.9%, 73.1%, 0%, 47.5%)
CIE-LAB	lab(20.89, 33.04, -55.32)
CIE-LCH	lch(20.89, 64.43, 300.85°)
OKLab	oklab(33.16% 0.0003 -0.1602)
OKLCH	oklch(33.16% 0.16 270.1)
XYZ	xyz(5.3845, 3.2154, 22.8865)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2486 #867D1B

analogous

#1B5A86 #1B2486 #481B86

triadic

#1B2486 #861B24 #24861B

tetradic

#1B2486 #861B5A #867D1B #1B8648

square

#1B2486 #861B5A #867D1B #1B8648

split-complementary

#1B2486 #86481B #5A861B

monochromatic

#060920 #111653 #1B2486 #2532B9 #424FD9

Accessibility & contrast

On white

12.78

#1B2486 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1B2486 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2486

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2486	#FFFFFF	#000000	##FFFFFF
##1B2486	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003789

Deuteranopia (green-blind)

#002D84

Tritanopia (blue-blind)

#004052

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1b2486;
/* rgb */ color: rgb(27, 36, 134);
/* oklch */ color: oklch(33.2% 0.160 270.1);

Tailwind

colors: {
  custom: {
    50: '#6b5faa',
    500: '#1b2486',
    950: '#000000',
  },
}

SCSS

$custom: #1b2486;
$custom-light: #6b5faa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2486",
  "rgb": {
    "r": 27,
    "g": 36,
    "b": 134
  },
  "hsl": {
    "h": 234.953,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33161,
    "c": 0.16019,
    "h": 270.1
  },
  "luminance": 0.03216
}

Semantic roles & 50–950 ramp

primary

#1B2486

secondary

#B9AF44

accent

#DB3EE9

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1B2486

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

Preview Lab → · Contrast checker → · Palette generator →