#1C1D7D#1C1D7D

#1C1D7D is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.1% C 0.156 H 272.3°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#1C1D7D
RGB	rgb(28, 29, 125)
HSL	hsl(239, 63%, 30%)
HSV	hsv(239, 78%, 49%)
CMYK	cmyk(77.6%, 76.8%, 0%, 51%)
CIE-LAB	lab(18.39, 34.22, -53.74)
CIE-LCH	lch(18.39, 63.71, 302.49°)
OKLab	oklab(31.1% 0.0062 -0.1555)
OKLCH	oklch(31.1% 0.156 272.3)
XYZ	xyz(4.6187, 2.6058, 19.6576)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1D7D #7D7C1C

analogous

#1C4E7D #1C1D7D #4B1C7D

triadic

#1C1D7D #7D1C1D #1D7D1C

tetradic

#1C1D7D #7D1C4E #7D7C1C #1C7D4B

square

#1C1D7D #7D1C4E #7D7C1C #1C7D4B

split-complementary

#1C1D7D #7D4B1C #4E7D1C

monochromatic

#060619 #11114B #1C1D7D #2729AF #3F41D4

Accessibility & contrast

On white

13.80

#1C1D7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1C1D7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1D7D

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1D7D	#FFFFFF	#000000	##FFFFFF
##1C1D7D	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003280

Deuteranopia (green-blind)

#00287B

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1c1d7d;
/* rgb */ color: rgb(28, 29, 125);
/* oklch */ color: oklch(31.1% 0.156 272.3);

Tailwind

colors: {
  custom: {
    50: '#6a5aa4',
    500: '#1c1d7d',
    950: '#000000',
  },
}

SCSS

$custom: #1c1d7d;
$custom-light: #6a5aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1d7d",
  "rgb": {
    "r": 28,
    "g": 29,
    "b": 125
  },
  "hsl": {
    "h": 239.381,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.31099,
    "c": 0.15568,
    "h": 272.3
  },
  "luminance": 0.02606
}

Semantic roles & 50–950 ramp

primary

#1C1D7D

secondary

#B1B044

accent

#E541E6

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #1C1D7D

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

Preview Lab → · Contrast checker → · Palette generator →