#1C246B#1C246B

#1C246B is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.4% C 0.123 H 271.9°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#1C246B
RGB	rgb(28, 36, 107)
HSL	hsl(234, 59%, 26%)
HSV	hsv(234, 74%, 42%)
CMYK	cmyk(73.8%, 66.4%, 0%, 58%)
CIE-LAB	lab(18.23, 22.86, -42.42)
CIE-LCH	lch(18.23, 48.18, 298.32°)
OKLab	oklab(30.42% 0.0041 -0.1225)
OKLCH	oklch(30.42% 0.123 271.9)
XYZ	xyz(3.7627, 2.5698, 14.2048)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C246B #6B631C

analogous

#1C4C6B #1C246B #3C1C6B

triadic

#1C246B #6B1C24 #246B1C

tetradic

#1C246B #6B1C4C #6B631C #1C6B3C

square

#1C246B #6B1C4C #6B631C #1C6B3C

split-complementary

#1C246B #6B3C1C #4C6B1C

monochromatic

#060818 #0F143A #1C246B #29349C #3746CB

Accessibility & contrast

On white

13.87

#1C246B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1C246B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C246B

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C246B	#FFFFFF	#000000	##FFFFFF
##1C246B	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#00296A

Tritanopia (blue-blind)

#003643

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1c246b;
/* rgb */ color: rgb(28, 36, 107);
/* oklch */ color: oklch(30.4% 0.123 271.9);

Tailwind

colors: {
  custom: {
    50: '#645e96',
    500: '#1c246b',
    950: '#000000',
  },
}

SCSS

$custom: #1c246b;
$custom-light: #645e96;
$custom-dark: #000000;

JSON

{
  "hex": "#1c246b",
  "rgb": {
    "r": 28,
    "g": 36,
    "b": 107
  },
  "hsl": {
    "h": 233.924,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30423,
    "c": 0.12253,
    "h": 271.9
  },
  "luminance": 0.0257
}

Semantic roles & 50–950 ramp

primary

#1C246B

secondary

#A09643

accent

#D246E2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1C246B

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

Preview Lab → · Contrast checker → · Palette generator →