#1C328A#1C328A

#1C328A is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.2% C 0.149 H 267.4°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C328A
RGB	rgb(28, 50, 138)
HSL	hsl(228, 66%, 33%)
HSV	hsv(228, 80%, 54%)
CMYK	cmyk(79.7%, 63.8%, 0%, 45.9%)
CIE-LAB	lab(24.84, 25.32, -51.33)
CIE-LCH	lch(24.84, 57.24, 296.25°)
OKLab	oklab(36.18% -0.0069 -0.1484)
OKLCH	oklch(36.18% 0.149 267.4)
XYZ	xyz(6.2053, 4.3624, 24.5548)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C328A #8A741C

analogous

#1C698A #1C328A #3D1C8A

triadic

#1C328A #8A1C32 #328A1C

tetradic

#1C328A #8A1C69 #8A741C #1C8A3D

square

#1C328A #8A1C69 #8A741C #1C8A3D

split-complementary

#1C328A #8A3D1C #698A1C

monochromatic

#070D24 #122057 #1C328A #2644BD #4764DA

Accessibility & contrast

On white

11.21

#1C328A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1C328A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C328A

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C328A	#FFFFFF	#000000	##FFFFFF
##1C328A	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408D

Deuteranopia (green-blind)

#003688

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1c328a;
/* rgb */ color: rgb(28, 50, 138);
/* oklch */ color: oklch(36.2% 0.149 267.4);

Tailwind

colors: {
  custom: {
    50: '#6b69ad',
    500: '#1c328a',
    950: '#000000',
  },
}

SCSS

$custom: #1c328a;
$custom-light: #6b69ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1c328a",
  "rgb": {
    "r": 28,
    "g": 50,
    "b": 138
  },
  "hsl": {
    "h": 228,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36177,
    "c": 0.1486,
    "h": 267.4
  },
  "luminance": 0.04363
}

Semantic roles & 50–950 ramp

primary

#1C328A

secondary

#BBA446

accent

#C73FE9

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #1C328A

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

Preview Lab → · Contrast checker → · Palette generator →