#1C1964#1C1964

#1C1964 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.7% C 0.126 H 276.0°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#1C1964
RGB	rgb(28, 25, 100)
HSL	hsl(242, 60%, 25%)
HSV	hsv(242, 75%, 39%)
CMYK	cmyk(72%, 75%, 0%, 60.8%)
CIE-LAB	lab(14.75, 27.67, -43.54)
CIE-LCH	lch(14.75, 51.59, 302.44°)
OKLab	oklab(27.68% 0.0132 -0.1258)
OKLCH	oklch(27.68% 0.126 276)
XYZ	xyz(3.1260, 1.8620, 12.2488)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1964 #616419

analogous

#193C64 #1C1964 #421964

triadic

#1C1964 #641C19 #19641C

tetradic

#1C1964 #64193C #616419 #196442

square

#1C1964 #64193C #616419 #196442

split-complementary

#1C1964 #644219 #3C6419

monochromatic

#070618 #0E0D33 #1C1964 #2A2595 #3731C6

Accessibility & contrast

On white

15.30

#1C1964 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C1964 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1964

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1964	#FFFFFF	#000000	##FFFFFF
##1C1964	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002866

Deuteranopia (green-blind)

#002263

Tritanopia (blue-blind)

#002E3C

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c1964;
/* rgb */ color: rgb(28, 25, 100);
/* oklch */ color: oklch(27.7% 0.126 276.0);

Tailwind

colors: {
  custom: {
    50: '#645691',
    500: '#1c1964',
    950: '#000000',
  },
}

SCSS

$custom: #1c1964;
$custom-light: #645691;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1964",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 100
  },
  "hsl": {
    "h": 242.4,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.27678,
    "c": 0.12647,
    "h": 276
  },
  "luminance": 0.01862
}

Semantic roles & 50–950 ramp

primary

#1C1964

secondary

#969A3F

accent

#E345DD

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1C1964

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

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