#1C1073#1C1073

#1C1073 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.155 H 275.3°. Best body text is #FFFFFF at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C1073
RGB	rgb(28, 16, 115)
HSL	hsl(247, 76%, 26%)
HSV	hsv(247, 86%, 45%)
CMYK	cmyk(75.7%, 86.1%, 0%, 54.9%)
CIE-LAB	lab(14.71, 37.98, -53.42)
CIE-LCH	lch(14.71, 65.54, 305.41°)
OKLab	oklab(28.17% 0.0142 -0.1544)
OKLCH	oklch(28.17% 0.155 275.3)
XYZ	xyz(3.7577, 1.8549, 16.3763)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1073 #677310

analogous

#103573 #1C1073 #4D1073

triadic

#1C1073 #731C10 #10731C

tetradic

#1C1073 #731035 #677310 #10734D

square

#1C1073 #731035 #677310 #10734D

split-complementary

#1C1073 #734D10 #357310

monochromatic

#07041B #0F093D #1C1073 #2917A9 #361FDE

Accessibility & contrast

On white

15.32

#1C1073 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C1073 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1073

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1073	#FFFFFF	#000000	##FFFFFF
##1C1073	1.00	15.32	1.37	15.32
#FFFFFF	15.32	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002976

Deuteranopia (green-blind)

#002171

Tritanopia (blue-blind)

#003043

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c1073;
/* rgb */ color: rgb(28, 16, 115);
/* oklch */ color: oklch(28.2% 0.155 275.3);

Tailwind

colors: {
  custom: {
    50: '#69529c',
    500: '#1c1073',
    950: '#000000',
  },
}

SCSS

$custom: #1c1073;
$custom-light: #69529c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1073",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 115
  },
  "hsl": {
    "h": 247.273,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.28168,
    "c": 0.15508,
    "h": 275.3
  },
  "luminance": 0.01855
}

Semantic roles & 50–950 ramp

primary

#1C1073

secondary

#9CAA34

accent

#F236DB

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C1073

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

Preview Lab → · Contrast checker → · Palette generator →