#1C327F#1C327F

#1C327F is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.133 H 267.0°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#1C327F
RGB	rgb(28, 50, 127)
HSL	hsl(227, 64%, 30%)
HSV	hsv(227, 78%, 50%)
CMYK	cmyk(78%, 60.6%, 0%, 50.2%)
CIE-LAB	lab(23.87, 20.95, -46.02)
CIE-LCH	lch(23.87, 50.57, 294.47°)
OKLab	oklab(35.16% -0.007 -0.1329)
OKLCH	oklch(35.16% 0.133 267)
XYZ	xyz(5.4489, 4.0598, 20.5710)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C327F #7F691C

analogous

#1C637F #1C327F #381C7F

triadic

#1C327F #7F1C32 #327F1C

tetradic

#1C327F #7F1C63 #7F691C #1C7F38

square

#1C327F #7F1C63 #7F691C #1C7F38

split-complementary

#1C327F #7F381C #637F1C

monochromatic

#060B1B #111E4D #1C327F #2746B1 #4061D5

Accessibility & contrast

On white

11.59

#1C327F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1C327F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C327F

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C327F	#FFFFFF	#000000	##FFFFFF
##1C327F	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#00347E

Tritanopia (blue-blind)

#004553

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1c327f;
/* rgb */ color: rgb(28, 50, 127);
/* oklch */ color: oklch(35.2% 0.133 267.0);

Tailwind

colors: {
  custom: {
    50: '#6869a5',
    500: '#1c327f',
    950: '#000000',
  },
}

SCSS

$custom: #1c327f;
$custom-light: #6869a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c327f",
  "rgb": {
    "r": 28,
    "g": 50,
    "b": 127
  },
  "hsl": {
    "h": 226.667,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35157,
    "c": 0.13305,
    "h": 267
  },
  "luminance": 0.0406
}

Semantic roles & 50–950 ramp

primary

#1C327F

secondary

#B39A44

accent

#C241E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C327F

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

Preview Lab → · Contrast checker → · Palette generator →