#1C1477#1C1477

#1C1477 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.157 H 274.2°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#1C1477
RGB	rgb(28, 20, 119)
HSL	hsl(245, 71%, 27%)
HSV	hsv(245, 83%, 47%)
CMYK	cmyk(76.5%, 83.2%, 0%, 53.3%)
CIE-LAB	lab(15.89, 37.27, -54.03)
CIE-LCH	lch(15.89, 65.64, 304.60°)
OKLab	oklab(29.14% 0.0115 -0.1563)
OKLCH	oklch(29.14% 0.157 274.2)
XYZ	xyz(4.0577, 2.0787, 17.6366)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1477 #6F7714

analogous

#143E77 #1C1477 #4D1477

triadic

#1C1477 #771C14 #14771C

tetradic

#1C1477 #77143E #6F7714 #14774D

square

#1C1477 #77143E #6F7714 #14774D

split-complementary

#1C1477 #774D14 #3E7714

monochromatic

#06041A #100B43 #1C1477 #281DAB #382ADB

Accessibility & contrast

On white

14.83

#1C1477 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1C1477 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1477

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1477	#FFFFFF	#000000	##FFFFFF
##1C1477	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7A

Deuteranopia (green-blind)

#002375

Tritanopia (blue-blind)

#003346

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1c1477;
/* rgb */ color: rgb(28, 20, 119);
/* oklch */ color: oklch(29.1% 0.157 274.2);

Tailwind

colors: {
  custom: {
    50: '#69549f',
    500: '#1c1477',
    950: '#000000',
  },
}

SCSS

$custom: #1c1477;
$custom-light: #69549f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1477",
  "rgb": {
    "r": 28,
    "g": 20,
    "b": 119
  },
  "hsl": {
    "h": 244.848,
    "s": 71.223,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29137,
    "c": 0.1567,
    "h": 274.2
  },
  "luminance": 0.02079
}

Semantic roles & 50–950 ramp

primary

#1C1477

secondary

#A4AD3A

accent

#EE3ADF

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1C1477

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

Preview Lab → · Contrast checker → · Palette generator →