#1B0E5E#1B0E5E

#1B0E5E is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.3% C 0.131 H 278.9°. Best body text is #FFFFFF at 16.52:1 contrast (WCAG AA passes).

Color values

HEX	#1B0E5E
RGB	rgb(27, 14, 94)
HSL	hsl(250, 74%, 21%)
HSV	hsv(250, 85%, 37%)
CMYK	cmyk(71.3%, 85.1%, 0%, 63.1%)
CIE-LAB	lab(11.65, 32.01, -44.64)
CIE-LCH	lch(11.65, 54.93, 305.64°)
OKLab	oklab(25.27% 0.0202 -0.1289)
OKLCH	oklch(25.27% 0.131 278.9)
XYZ	xyz(2.6288, 1.3550, 10.7105)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0E5E #515E0E

analogous

#0E295E #1B0E5E #430E5E

triadic

#1B0E5E #5E1B0E #0E5E1B

tetradic

#1B0E5E #5E0E29 #515E0E #0E5E43

square

#1B0E5E #5E0E29 #515E0E #0E5E43

split-complementary

#1B0E5E #5E430E #295E0E

monochromatic

#08041B #0C0629 #1B0E5E #2A1693 #3A1EC9

Accessibility & contrast

On white

16.52

#1B0E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1B0E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0E5E

16.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0E5E	#FFFFFF	#000000	##FFFFFF
##1B0E5E	1.00	16.52	1.27	16.52
#FFFFFF	16.52	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002260

Deuteranopia (green-blind)

#001C5D

Tritanopia (blue-blind)

#002636

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1b0e5e;
/* rgb */ color: rgb(27, 14, 94);
/* oklch */ color: oklch(25.3% 0.131 278.9);

Tailwind

colors: {
  custom: {
    50: '#634f8d',
    500: '#1b0e5e',
    950: '#000000',
  },
}

SCSS

$custom: #1b0e5e;
$custom-light: #634f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0e5e",
  "rgb": {
    "r": 27,
    "g": 14,
    "b": 94
  },
  "hsl": {
    "h": 249.75,
    "s": 74.074,
    "l": 21.176
  },
  "oklch": {
    "l": 0.2527,
    "c": 0.13051,
    "h": 278.9
  },
  "luminance": 0.01355
}

Semantic roles & 50–950 ramp

primary

#1B0E5E

secondary

#879830

accent

#F137D3

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1B0E5E

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

Preview Lab → · Contrast checker → · Palette generator →