#1C367C#1C367C

#1C367C is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.8% C 0.123 H 265.2°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#1C367C
RGB	rgb(28, 54, 124)
HSL	hsl(224, 63%, 30%)
HSV	hsv(224, 77%, 49%)
CMYK	cmyk(77.4%, 56.5%, 0%, 51.4%)
CIE-LAB	lab(24.76, 16.92, -42.67)
CIE-LCH	lch(24.76, 45.90, 291.63°)
OKLab	oklab(35.75% -0.0103 -0.123)
OKLCH	oklch(35.75% 0.123 265.2)
XYZ	xyz(5.4349, 4.3399, 19.6161)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C367C #7C621C

analogous

#1C667C #1C367C #321C7C

triadic

#1C367C #7C1C36 #367C1C

tetradic

#1C367C #7C1C66 #7C621C #1C7C32

square

#1C367C #7C1C66 #7C621C #1C7C32

split-complementary

#1C367C #7C321C #667C1C

monochromatic

#060B19 #11204A #1C367C #274CAE #3F67D4

Accessibility & contrast

On white

11.24

#1C367C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1C367C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C367C

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C367C	#FFFFFF	#000000	##FFFFFF
##1C367C	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7E

Deuteranopia (green-blind)

#00377B

Tritanopia (blue-blind)

#004753

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1c367c;
/* rgb */ color: rgb(28, 54, 124);
/* oklch */ color: oklch(35.8% 0.123 265.2);

Tailwind

colors: {
  custom: {
    50: '#676ca2',
    500: '#1c367c',
    950: '#000000',
  },
}

SCSS

$custom: #1c367c;
$custom-light: #676ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c367c",
  "rgb": {
    "r": 28,
    "g": 54,
    "b": 124
  },
  "hsl": {
    "h": 223.75,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35753,
    "c": 0.12339,
    "h": 265.2
  },
  "luminance": 0.0434
}

Semantic roles & 50–950 ramp

primary

#1C367C

secondary

#B09344

accent

#BA42E6

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C367C

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

Preview Lab → · Contrast checker → · Palette generator →