#1C1678#1C1678

#1C1678 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.156 H 273.8°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#1C1678
RGB	rgb(28, 22, 120)
HSL	hsl(244, 69%, 28%)
HSV	hsv(244, 82%, 47%)
CMYK	cmyk(76.7%, 81.7%, 0%, 52.9%)
CIE-LAB	lab(16.39, 36.54, -53.86)
CIE-LCH	lch(16.39, 65.08, 304.15°)
OKLab	oklab(29.52% 0.0105 -0.1558)
OKLCH	oklch(29.52% 0.156 273.8)
XYZ	xyz(4.1548, 2.1763, 17.9668)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1678 #727816

analogous

#164178 #1C1678 #4D1678

triadic

#1C1678 #781C16 #16781C

tetradic

#1C1678 #781641 #727816 #16784D

square

#1C1678 #781641 #727816 #16784D

split-complementary

#1C1678 #784D16 #417816

monochromatic

#06051A #100D44 #1C1678 #281FAC #3A2FD9

Accessibility & contrast

On white

14.63

#1C1678 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1C1678 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1678

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1678	#FFFFFF	#000000	##FFFFFF
##1C1678	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7B

Deuteranopia (green-blind)

#002476

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1c1678;
/* rgb */ color: rgb(28, 22, 120);
/* oklch */ color: oklch(29.5% 0.156 273.8);

Tailwind

colors: {
  custom: {
    50: '#6956a0',
    500: '#1c1678',
    950: '#000000',
  },
}

SCSS

$custom: #1c1678;
$custom-light: #6956a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1678",
  "rgb": {
    "r": 28,
    "g": 22,
    "b": 120
  },
  "hsl": {
    "h": 243.673,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.29515,
    "c": 0.15616,
    "h": 273.8
  },
  "luminance": 0.02177
}

Semantic roles & 50–950 ramp

primary

#1C1678

secondary

#A6AD3C

accent

#EC3CE1

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #1C1678

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

Preview Lab → · Contrast checker → · Palette generator →