#1C145C#1C145C

#1C145C is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.121 H 278.8°. Best body text is #FFFFFF at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#1C145C
RGB	rgb(28, 20, 92)
HSL	hsl(247, 64%, 22%)
HSV	hsv(247, 78%, 36%)
CMYK	cmyk(69.6%, 78.3%, 0%, 63.9%)
CIE-LAB	lab(12.73, 27.96, -41.52)
CIE-LCH	lch(12.73, 50.06, 303.96°)
OKLab	oklab(25.98% 0.0185 -0.1199)
OKLCH	oklch(25.98% 0.121 278.8)
XYZ	xyz(2.6602, 1.5197, 10.2763)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C145C #545C14

analogous

#14305C #1C145C #40145C

triadic

#1C145C #5C1C14 #145C1C

tetradic

#1C145C #5C1430 #545C14 #145C40

square

#1C145C #5C1430 #545C14 #145C40

split-complementary

#1C145C #5C4014 #305C14

monochromatic

#080519 #0D092A #1C145C #2B1F8E #3B2AC1

Accessibility & contrast

On white

16.10

#1C145C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1C145C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C145C

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C145C	#FFFFFF	#000000	##FFFFFF
##1C145C	1.00	16.10	1.30	16.10
#FFFFFF	16.10	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245E

Deuteranopia (green-blind)

#001E5B

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c145c;
/* rgb */ color: rgb(28, 20, 92);
/* oklch */ color: oklch(26.0% 0.121 278.8);

Tailwind

colors: {
  custom: {
    50: '#62538b',
    500: '#1c145c',
    950: '#000000',
  },
}

SCSS

$custom: #1c145c;
$custom-light: #62538b;
$custom-dark: #000000;

JSON

{
  "hex": "#1c145c",
  "rgb": {
    "r": 28,
    "g": 20,
    "b": 92
  },
  "hsl": {
    "h": 246.667,
    "s": 64.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.2598,
    "c": 0.12128,
    "h": 278.8
  },
  "luminance": 0.0152
}

Semantic roles & 50–950 ramp

primary

#1C145C

secondary

#8A9438

accent

#E741D5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C145C

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

Preview Lab → · Contrast checker → · Palette generator →