#1C216D#1C216D

#1C216D is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.129 H 272.7°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#1C216D
RGB	rgb(28, 33, 109)
HSL	hsl(236, 59%, 27%)
HSV	hsv(236, 74%, 43%)
CMYK	cmyk(74.3%, 69.7%, 0%, 57.3%)
CIE-LAB	lab(17.64, 25.71, -44.69)
CIE-LCH	lch(17.64, 51.56, 299.91°)
OKLab	oklab(30.05% 0.0062 -0.1291)
OKLCH	oklch(30.05% 0.129 272.7)
XYZ	xyz(3.7821, 2.4383, 14.7364)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C216D #6D681C

analogous

#1C4A6D #1C216D #401C6D

triadic

#1C216D #6D1C21 #216D1C

tetradic

#1C216D #6D1C4A #6D681C #1C6D40

square

#1C216D #6D1C4A #6D681C #1C6D40

split-complementary

#1C216D #6D401C #4A6D1C

monochromatic

#060718 #0F123C #1C216D #29309E #3841CC

Accessibility & contrast

On white

14.11

#1C216D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1C216D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C216D

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C216D	#FFFFFF	#000000	##FFFFFF
##1C216D	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F6F

Deuteranopia (green-blind)

#00276C

Tritanopia (blue-blind)

#003544

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1c216d;
/* rgb */ color: rgb(28, 33, 109);
/* oklch */ color: oklch(30.0% 0.129 272.7);

Tailwind

colors: {
  custom: {
    50: '#655c98',
    500: '#1c216d',
    950: '#000000',
  },
}

SCSS

$custom: #1c216d;
$custom-light: #655c98;
$custom-dark: #000000;

JSON

{
  "hex": "#1c216d",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 109
  },
  "hsl": {
    "h": 236.296,
    "s": 59.124,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30047,
    "c": 0.12929,
    "h": 272.7
  },
  "luminance": 0.02439
}

Semantic roles & 50–950 ramp

primary

#1C216D

secondary

#A29C43

accent

#D945E2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1C216D

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

Preview Lab → · Contrast checker → · Palette generator →