#1B0E70#1B0E70

#1B0E70 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.5% C 0.153 H 275.4°. Best body text is #FFFFFF at 15.63:1 contrast (WCAG AA passes).

Color values

HEX	#1B0E70
RGB	rgb(27, 14, 112)
HSL	hsl(248, 78%, 25%)
HSV	hsv(248, 88%, 44%)
CMYK	cmyk(75.9%, 87.5%, 0%, 56.1%)
CIE-LAB	lab(13.92, 37.88, -52.77)
CIE-LCH	lch(13.92, 64.96, 305.67°)
OKLab	oklab(27.5% 0.0144 -0.1525)
OKLCH	oklch(27.5% 0.153 275.4)
XYZ	xyz(3.5327, 1.7166, 15.4713)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0E70 #63700E

analogous

#0E3270 #1B0E70 #4C0E70

triadic

#1B0E70 #701B0E #0E701B

tetradic

#1B0E70 #700E32 #63700E #0E704C

square

#1B0E70 #700E32 #63700E #0E704C

split-complementary

#1B0E70 #704C0E #32700E

monochromatic

#07031B #0E073A #1B0E70 #2815A6 #351CDD

Accessibility & contrast

On white

15.63

#1B0E70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#1B0E70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0E70

15.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0E70	#FFFFFF	#000000	##FFFFFF
##1B0E70	1.00	15.63	1.34	15.63
#FFFFFF	15.63	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002873

Deuteranopia (green-blind)

#001F6E

Tritanopia (blue-blind)

#002E41

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #1b0e70;
/* rgb */ color: rgb(27, 14, 112);
/* oklch */ color: oklch(27.5% 0.153 275.4);

Tailwind

colors: {
  custom: {
    50: '#68519a',
    500: '#1b0e70',
    950: '#000000',
  },
}

SCSS

$custom: #1b0e70;
$custom-light: #68519a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0e70",
  "rgb": {
    "r": 27,
    "g": 14,
    "b": 112
  },
  "hsl": {
    "h": 247.959,
    "s": 77.778,
    "l": 24.706
  },
  "oklch": {
    "l": 0.27498,
    "c": 0.15322,
    "h": 275.4
  },
  "luminance": 0.01717
}

Semantic roles & 50–950 ramp

primary

#1B0E70

secondary

#98A832

accent

#F434DB

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1B0E70

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

Preview Lab → · Contrast checker → · Palette generator →