#1B0E5F#1B0E5F

#1B0E5F is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.4% C 0.132 H 278.7°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#1B0E5F
RGB	rgb(27, 14, 95)
HSL	hsl(250, 74%, 21%)
HSV	hsv(250, 85%, 37%)
CMYK	cmyk(71.6%, 85.3%, 0%, 62.7%)
CIE-LAB	lab(11.78, 32.34, -45.11)
CIE-LCH	lch(11.78, 55.50, 305.64°)
OKLab	oklab(25.39% 0.0199 -0.1303)
OKLCH	oklch(25.39% 0.132 278.7)
XYZ	xyz(2.6739, 1.3731, 10.9484)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0E5F #525F0E

analogous

#0E2A5F #1B0E5F #440E5F

triadic

#1B0E5F #5F1B0E #0E5F1B

tetradic

#1B0E5F #5F0E2A #525F0E #0E5F44

square

#1B0E5F #5F0E2A #525F0E #0E5F44

split-complementary

#1B0E5F #5F440E #2A5F0E

monochromatic

#08041B #0C062A #1B0E5F #2A1694 #391ECA

Accessibility & contrast

On white

16.48

#1B0E5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1B0E5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0E5F

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0E5F	#FFFFFF	#000000	##FFFFFF
##1B0E5F	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002261

Deuteranopia (green-blind)

#001C5E

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1b0e5f;
/* rgb */ color: rgb(27, 14, 95);
/* oklch */ color: oklch(25.4% 0.132 278.7);

Tailwind

colors: {
  custom: {
    50: '#634f8d',
    500: '#1b0e5f',
    950: '#000000',
  },
}

SCSS

$custom: #1b0e5f;
$custom-light: #634f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0e5f",
  "rgb": {
    "r": 27,
    "g": 14,
    "b": 95
  },
  "hsl": {
    "h": 249.63,
    "s": 74.312,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25391,
    "c": 0.1318,
    "h": 278.7
  },
  "luminance": 0.01373
}

Semantic roles & 50–950 ramp

primary

#1B0E5F

secondary

#889930

accent

#F137D3

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1B0E5F

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

Preview Lab → · Contrast checker → · Palette generator →