#1C3A92#1C3A92

#1C3A92 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.5% C 0.150 H 265.4°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#1C3A92
RGB	rgb(28, 58, 146)
HSL	hsl(225, 68%, 34%)
HSV	hsv(225, 81%, 57%)
CMYK	cmyk(80.8%, 60.3%, 0%, 42.7%)
CIE-LAB	lab(27.70, 22.98, -51.59)
CIE-LCH	lch(27.70, 56.48, 294.00°)
OKLab	oklab(38.53% -0.012 -0.1491)
OKLCH	oklch(38.53% 0.15 265.4)
XYZ	xyz(7.1784, 5.3475, 27.8424)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3A92 #92741C

analogous

#1C7592 #1C3A92 #391C92

triadic

#1C3A92 #921C3A #3A921C

tetradic

#1C3A92 #921C75 #92741C #1C9239

square

#1C3A92 #921C75 #92741C #1C9239

split-complementary

#1C3A92 #92391C #75921C

monochromatic

#08112B #12265F #1C3A92 #264EC5 #4C71DD

Accessibility & contrast

On white

10.15

#1C3A92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#1C3A92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3A92

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3A92	#FFFFFF	#000000	##FFFFFF
##1C3A92	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004795

Deuteranopia (green-blind)

#003C90

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1c3a92;
/* rgb */ color: rgb(28, 58, 146);
/* oklch */ color: oklch(38.5% 0.150 265.4);

Tailwind

colors: {
  custom: {
    50: '#6d6fb3',
    500: '#1c3a92',
    950: '#000000',
  },
}

SCSS

$custom: #1c3a92;
$custom-light: #6d6fb3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3a92",
  "rgb": {
    "r": 28,
    "g": 58,
    "b": 146
  },
  "hsl": {
    "h": 224.746,
    "s": 67.816,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38528,
    "c": 0.14958,
    "h": 265.4
  },
  "luminance": 0.05348
}

Semantic roles & 50–950 ramp

primary

#1C3A92

secondary

#BFA14B

accent

#BF3DEB

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3A92

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

Preview Lab → · Contrast checker → · Palette generator →