#1B1996#1B1996

#1B1996 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.5% C 0.191 H 270.3°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B1996
RGB	rgb(27, 25, 150)
HSL	hsl(241, 71%, 34%)
HSV	hsv(241, 83%, 59%)
CMYK	cmyk(82%, 83.3%, 0%, 41.2%)
CIE-LAB	lab(20.56, 44.81, -65.83)
CIE-LCH	lch(20.56, 79.64, 304.24°)
OKLab	oklab(33.47% 0.0011 -0.1906)
OKLCH	oklch(33.47% 0.191 270.3)
XYZ	xyz(6.3028, 3.1296, 29.1201)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1996 #949619

analogous

#195696 #1B1996 #5A1996

triadic

#1B1996 #961B19 #19961B

tetradic

#1B1996 #961956 #949619 #19965A

square

#1B1996 #961956 #949619 #19965A

split-complementary

#1B1996 #965A19 #569619

monochromatic

#08082D #121062 #1B1996 #2422CA #4B49E1

Accessibility & contrast

On white

12.92

#1B1996 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1B1996 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1996

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1996	#FFFFFF	#000000	##FFFFFF
##1B1996	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003899

Deuteranopia (green-blind)

#002B94

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1b1996;
/* rgb */ color: rgb(27, 25, 150);
/* oklch */ color: oklch(33.5% 0.191 270.3);

Tailwind

colors: {
  custom: {
    50: '#7159b6',
    500: '#1b1996',
    950: '#000000',
  },
}

SCSS

$custom: #1b1996;
$custom-light: #7159b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1996",
  "rgb": {
    "r": 27,
    "g": 25,
    "b": 150
  },
  "hsl": {
    "h": 240.96,
    "s": 71.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.33471,
    "c": 0.19057,
    "h": 270.3
  },
  "luminance": 0.0313
}

Semantic roles & 50–950 ramp

primary

#1B1996

secondary

#C0C249

accent

#EE3AEB

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1B1996

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

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