#1C145F#1C145F

#1C145F is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.3% C 0.125 H 278.2°. Best body text is #FFFFFF at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#1C145F
RGB	rgb(28, 20, 95)
HSL	hsl(246, 65%, 23%)
HSV	hsv(246, 79%, 37%)
CMYK	cmyk(70.5%, 78.9%, 0%, 62.7%)
CIE-LAB	lab(13.07, 29.03, -42.98)
CIE-LCH	lch(13.07, 51.86, 304.03°)
OKLab	oklab(26.32% 0.0178 -0.1241)
OKLCH	oklch(26.32% 0.125 278.2)
XYZ	xyz(2.7939, 1.5732, 10.9807)
Luminance	0.0157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C145F #575F14

analogous

#14325F #1C145F #41145F

triadic

#1C145F #5F1C14 #145F1C

tetradic

#1C145F #5F1432 #575F14 #145F41

square

#1C145F #5F1432 #575F14 #145F41

split-complementary

#1C145F #5F4114 #325F14

monochromatic

#070519 #0D092C #1C145F #2B1F92 #3A29C4

Accessibility & contrast

On white

15.97

#1C145F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#1C145F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C145F

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C145F	#FFFFFF	#000000	##FFFFFF
##1C145F	1.00	15.97	1.31	15.97
#FFFFFF	15.97	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	15.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002561

Deuteranopia (green-blind)

#001F5E

Tritanopia (blue-blind)

#002938

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1c145f;
/* rgb */ color: rgb(28, 20, 95);
/* oklch */ color: oklch(26.3% 0.125 278.2);

Tailwind

colors: {
  custom: {
    50: '#63538d',
    500: '#1c145f',
    950: '#000000',
  },
}

SCSS

$custom: #1c145f;
$custom-light: #63538d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c145f",
  "rgb": {
    "r": 28,
    "g": 20,
    "b": 95
  },
  "hsl": {
    "h": 246.4,
    "s": 65.217,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26317,
    "c": 0.12539,
    "h": 278.2
  },
  "luminance": 0.01573
}

Semantic roles & 50–950 ramp

primary

#1C145F

secondary

#8D9738

accent

#E840D6

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C145F

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

Preview Lab → · Contrast checker → · Palette generator →