#1C1E8A#1C1E8A

#1C1E8A is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.7% C 0.171 H 271.1°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#1C1E8A
RGB	rgb(28, 30, 138)
HSL	hsl(239, 66%, 33%)
HSV	hsv(239, 80%, 54%)
CMYK	cmyk(79.7%, 78.3%, 0%, 45.9%)
CIE-LAB	lab(20.08, 38.20, -59.15)
CIE-LCH	lch(20.08, 70.42, 302.86°)
OKLab	oklab(32.74% 0.0033 -0.1713)
OKLCH	oklch(32.74% 0.171 271.1)
XYZ	xyz(5.5291, 3.0098, 24.3294)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1E8A #8A881C

analogous

#1C558A #1C1E8A #511C8A

triadic

#1C1E8A #8A1C1E #1E8A1C

tetradic

#1C1E8A #8A1C55 #8A881C #1C8A51

square

#1C1E8A #8A1C55 #8A881C #1C8A51

split-complementary

#1C1E8A #8A511C #558A1C

monochromatic

#070824 #121357 #1C1E8A #2629BD #4749DA

Accessibility & contrast

On white

13.11

#1C1E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1C1E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1E8A

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1E8A	#FFFFFF	#000000	##FFFFFF
##1C1E8A	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368D

Deuteranopia (green-blind)

#002B88

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1c1e8a;
/* rgb */ color: rgb(28, 30, 138);
/* oklch */ color: oklch(32.7% 0.171 271.1);

Tailwind

colors: {
  custom: {
    50: '#6d5cad',
    500: '#1c1e8a',
    950: '#000000',
  },
}

SCSS

$custom: #1c1e8a;
$custom-light: #6d5cad;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1e8a",
  "rgb": {
    "r": 28,
    "g": 30,
    "b": 138
  },
  "hsl": {
    "h": 238.909,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32735,
    "c": 0.1713,
    "h": 271.1
  },
  "luminance": 0.0301
}

Semantic roles & 50–950 ramp

primary

#1C1E8A

secondary

#BBB946

accent

#E63FE9

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1C1E8A

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

Preview Lab → · Contrast checker → · Palette generator →