#1C1D7A#1C1D7A

#1C1D7A is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.152 H 272.6°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#1C1D7A
RGB	rgb(28, 29, 122)
HSL	hsl(239, 63%, 29%)
HSV	hsv(239, 77%, 48%)
CMYK	cmyk(77%, 76.2%, 0%, 52.2%)
CIE-LAB	lab(18.06, 33.15, -52.38)
CIE-LCH	lch(18.06, 61.99, 302.33°)
OKLab	oklab(30.76% 0.0068 -0.1516)
OKLCH	oklch(30.76% 0.152 272.6)
XYZ	xyz(4.4299, 2.5303, 18.6635)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1D7A #7A791C

analogous

#1C4C7A #1C1D7A #4A1C7A

triadic

#1C1D7A #7A1C1D #1D7A1C

tetradic

#1C1D7A #7A1C4C #7A791C #1C7A4A

square

#1C1D7A #7A1C4C #7A791C #1C7A4A

split-complementary

#1C1D7A #7A4A1C #4C7A1C

monochromatic

#060619 #111148 #1C1D7A #2729AC #3E3FD3

Accessibility & contrast

On white

13.94

#1C1D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1C1D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1D7A

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1D7A	#FFFFFF	#000000	##FFFFFF
##1C1D7A	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317D

Deuteranopia (green-blind)

#002778

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1c1d7a;
/* rgb */ color: rgb(28, 29, 122);
/* oklch */ color: oklch(30.8% 0.152 272.6);

Tailwind

colors: {
  custom: {
    50: '#695aa1',
    500: '#1c1d7a',
    950: '#000000',
  },
}

SCSS

$custom: #1c1d7a;
$custom-light: #695aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1d7a",
  "rgb": {
    "r": 28,
    "g": 29,
    "b": 122
  },
  "hsl": {
    "h": 239.362,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30761,
    "c": 0.15174,
    "h": 272.6
  },
  "luminance": 0.02531
}

Semantic roles & 50–950 ramp

primary

#1C1D7A

secondary

#AEAD44

accent

#E442E6

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1C1D7A

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

Preview Lab → · Contrast checker → · Palette generator →