#1C2586#1C2586

#1C2586 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.159 H 270.3°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#1C2586
RGB	rgb(28, 37, 134)
HSL	hsl(235, 65%, 32%)
HSV	hsv(235, 79%, 53%)
CMYK	cmyk(79.1%, 72.4%, 0%, 47.5%)
CIE-LAB	lab(21.17, 32.49, -54.85)
CIE-LCH	lch(21.17, 63.75, 300.64°)
OKLab	oklab(33.38% 0.0009 -0.1588)
OKLCH	oklch(33.38% 0.159 270.3)
XYZ	xyz(5.4421, 3.2906, 22.8980)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2586 #867D1C

analogous

#1C5A86 #1C2586 #481C86

triadic

#1C2586 #861C25 #25861C

tetradic

#1C2586 #861C5A #867D1C #1C8648

square

#1C2586 #861C5A #867D1C #1C8648

split-complementary

#1C2586 #86481C #5A861C

monochromatic

#070921 #111753 #1C2586 #2733B9 #4451D8

Accessibility & contrast

On white

12.66

#1C2586 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1C2586 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2586

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2586	#FFFFFF	#000000	##FFFFFF
##1C2586	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003889

Deuteranopia (green-blind)

#002E84

Tritanopia (blue-blind)

#004052

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2586;
/* rgb */ color: rgb(28, 37, 134);
/* oklch */ color: oklch(33.4% 0.159 270.3);

Tailwind

colors: {
  custom: {
    50: '#6c60aa',
    500: '#1c2586',
    950: '#000000',
  },
}

SCSS

$custom: #1c2586;
$custom-light: #6c60aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2586",
  "rgb": {
    "r": 28,
    "g": 37,
    "b": 134
  },
  "hsl": {
    "h": 234.906,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33381,
    "c": 0.15879,
    "h": 270.3
  },
  "luminance": 0.03291
}

Semantic roles & 50–950 ramp

primary

#1C2586

secondary

#B9AF45

accent

#DA3FE8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1C2586

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

Preview Lab → · Contrast checker → · Palette generator →