#1B0E7B#1B0E7B

#1B0E7B is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.9% C 0.167 H 273.8°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#1B0E7B
RGB	rgb(27, 14, 123)
HSL	hsl(247, 80%, 27%)
HSV	hsv(247, 89%, 48%)
CMYK	cmyk(78%, 88.6%, 0%, 51.8%)
CIE-LAB	lab(15.36, 41.34, -57.48)
CIE-LCH	lch(15.36, 70.80, 305.72°)
OKLab	oklab(28.9% 0.0109 -0.1662)
OKLCH	oklch(28.9% 0.167 273.8)
XYZ	xyz(4.1830, 1.9767, 18.8961)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0E7B #6E7B0E

analogous

#0E387B #1B0E7B #520E7B

triadic

#1B0E7B #7B1B0E #0E7B1B

tetradic

#1B0E7B #7B0E38 #6E7B0E #0E7B52

square

#1B0E7B #7B0E38 #6E7B0E #0E7B52

split-complementary

#1B0E7B #7B520E #387B0E

monochromatic

#06031B #0F0844 #1B0E7B #2714B2 #361EE5

Accessibility & contrast

On white

15.05

#1B0E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1B0E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0E7B

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0E7B	#FFFFFF	#000000	##FFFFFF
##1B0E7B	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B7E

Deuteranopia (green-blind)

#002179

Tritanopia (blue-blind)

#003247

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1b0e7b;
/* rgb */ color: rgb(27, 14, 123);
/* oklch */ color: oklch(28.9% 0.167 273.8);

Tailwind

colors: {
  custom: {
    50: '#6b52a2',
    500: '#1b0e7b',
    950: '#000000',
  },
}

SCSS

$custom: #1b0e7b;
$custom-light: #6b52a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0e7b",
  "rgb": {
    "r": 27,
    "g": 14,
    "b": 123
  },
  "hsl": {
    "h": 247.156,
    "s": 79.562,
    "l": 26.863
  },
  "oklch": {
    "l": 0.28899,
    "c": 0.16654,
    "h": 273.8
  },
  "luminance": 0.01977
}

Semantic roles & 50–950 ramp

primary

#1B0E7B

secondary

#A3B233

accent

#F632DF

background

#F7F4FA

surface

#EDE7F4

border

#C8C3CE

text

#08020F

muted

#7B787F

Preview Lab

Preview with #1B0E7B

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

Preview Lab → · Contrast checker → · Palette generator →