#1C1273#1C1273

#1C1273 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.4% C 0.153 H 275.0°. Best body text is #FFFFFF at 15.18:1 contrast (WCAG AA passes).

Color values

HEX	#1C1273
RGB	rgb(28, 18, 115)
HSL	hsl(246, 73%, 26%)
HSV	hsv(246, 84%, 45%)
CMYK	cmyk(75.7%, 84.3%, 0%, 54.9%)
CIE-LAB	lab(15.04, 36.99, -52.86)
CIE-LCH	lch(15.04, 64.51, 304.98°)
OKLab	oklab(28.4% 0.0135 -0.1528)
OKLCH	oklch(28.4% 0.153 275)
XYZ	xyz(3.7887, 1.9169, 16.3867)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1273 #697312

analogous

#123873 #1C1273 #4C1273

triadic

#1C1273 #731C12 #12731C

tetradic

#1C1273 #731238 #697312 #12734C

square

#1C1273 #731238 #697312 #12734C

split-complementary

#1C1273 #734C12 #387312

monochromatic

#06041A #0F0A3E #1C1273 #291AA8 #3623DD

Accessibility & contrast

On white

15.18

#1C1273 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#1C1273 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1273

15.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1273	#FFFFFF	#000000	##FFFFFF
##1C1273	1.00	15.18	1.38	15.18
#FFFFFF	15.18	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A76

Deuteranopia (green-blind)

#002171

Tritanopia (blue-blind)

#003043

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1c1273;
/* rgb */ color: rgb(28, 18, 115);
/* oklch */ color: oklch(28.4% 0.153 275.0);

Tailwind

colors: {
  custom: {
    50: '#68539c',
    500: '#1c1273',
    950: '#000000',
  },
}

SCSS

$custom: #1c1273;
$custom-light: #68539c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1273",
  "rgb": {
    "r": 28,
    "g": 18,
    "b": 115
  },
  "hsl": {
    "h": 246.186,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28403,
    "c": 0.15342,
    "h": 275
  },
  "luminance": 0.01917
}

Semantic roles & 50–950 ramp

primary

#1C1273

secondary

#9EAA37

accent

#F038DD

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C1273

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

Preview Lab → · Contrast checker → · Palette generator →