#1C396C#1C396C

#1C396C is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.2% C 0.095 H 260.8°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#1C396C
RGB	rgb(28, 57, 108)
HSL	hsl(218, 59%, 27%)
HSV	hsv(218, 74%, 42%)
CMYK	cmyk(74.1%, 47.2%, 0%, 57.6%)
CIE-LAB	lab(24.50, 8.28, -32.92)
CIE-LCH	lch(24.50, 33.94, 284.12°)
OKLab	oklab(35.18% -0.0153 -0.0942)
OKLCH	oklch(35.18% 0.095 260.8)
XYZ	xyz(4.6478, 4.2554, 14.7609)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C396C #6C4F1C

analogous

#1C616C #1C396C #271C6C

triadic

#1C396C #6C1C39 #396C1C

tetradic

#1C396C #6C1C61 #6C4F1C #1C6C27

square

#1C396C #6C1C61 #6C4F1C #1C6C27

split-complementary

#1C396C #6C271C #616C1C

monochromatic

#060D18 #0F1F3B #1C396C #29539D #376DCB

Accessibility & contrast

On white

11.34

#1C396C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1C396C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C396C

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C396C	#FFFFFF	#000000	##FFFFFF
##1C396C	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203E6E

Deuteranopia (green-blind)

#10376B

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1c396c;
/* rgb */ color: rgb(28, 57, 108);
/* oklch */ color: oklch(35.2% 0.095 260.8);

Tailwind

colors: {
  custom: {
    50: '#636e96',
    500: '#1c396c',
    950: '#000000',
  },
}

SCSS

$custom: #1c396c;
$custom-light: #636e96;
$custom-dark: #000000;

JSON

{
  "hex": "#1c396c",
  "rgb": {
    "r": 28,
    "g": 57,
    "b": 108
  },
  "hsl": {
    "h": 218.25,
    "s": 58.824,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35176,
    "c": 0.09543,
    "h": 260.8
  },
  "luminance": 0.04256
}

Semantic roles & 50–950 ramp

primary

#1C396C

secondary

#A17F43

accent

#A946E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1C396C

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

Preview Lab → · Contrast checker → · Palette generator →