#1C1372#1C1372

#1C1372 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.4% C 0.151 H 275.1°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#1C1372
RGB	rgb(28, 19, 114)
HSL	hsl(246, 71%, 26%)
HSV	hsv(246, 83%, 45%)
CMYK	cmyk(75.4%, 83.3%, 0%, 55.3%)
CIE-LAB	lab(15.10, 36.13, -52.12)
CIE-LCH	lch(15.10, 63.42, 304.73°)
OKLab	oklab(28.41% 0.0133 -0.1507)
OKLCH	oklch(28.41% 0.151 275.1)
XYZ	xyz(3.7480, 1.9272, 16.0908)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1372 #697213

analogous

#133972 #1C1372 #4B1372

triadic

#1C1372 #721C13 #13721C

tetradic

#1C1372 #721339 #697213 #13724B

square

#1C1372 #721339 #697213 #13724B

split-complementary

#1C1372 #724B13 #397213

monochromatic

#06041A #0F0A3E #1C1372 #291CA6 #3625DB

Accessibility & contrast

On white

15.16

#1C1372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1C1372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1372

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1372	#FFFFFF	#000000	##FFFFFF
##1C1372	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A75

Deuteranopia (green-blind)

#002270

Tritanopia (blue-blind)

#003043

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1c1372;
/* rgb */ color: rgb(28, 19, 114);
/* oklch */ color: oklch(28.4% 0.151 275.1);

Tailwind

colors: {
  custom: {
    50: '#68539c',
    500: '#1c1372',
    950: '#000000',
  },
}

SCSS

$custom: #1c1372;
$custom-light: #68539c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1372",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 114
  },
  "hsl": {
    "h": 245.684,
    "s": 71.429,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28405,
    "c": 0.1513,
    "h": 275.1
  },
  "luminance": 0.01928
}

Semantic roles & 50–950 ramp

primary

#1C1372

secondary

#9EA938

accent

#EE3ADD

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1C1372

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

Preview Lab → · Contrast checker → · Palette generator →