#1C1063#1C1063

#1C1063 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.2% C 0.135 H 278.2°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#1C1063
RGB	rgb(28, 16, 99)
HSL	hsl(249, 72%, 23%)
HSV	hsv(249, 84%, 39%)
CMYK	cmyk(71.7%, 83.8%, 0%, 61.2%)
CIE-LAB	lab(12.72, 32.71, -46.21)
CIE-LCH	lch(12.72, 56.62, 305.30°)
OKLab	oklab(26.21% 0.0192 -0.1335)
OKLCH	oklch(26.21% 0.135 278.2)
XYZ	xyz(2.9156, 1.5181, 11.9413)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1063 #576310

analogous

#102D63 #1C1063 #461063

triadic

#1C1063 #631C10 #10631C

tetradic

#1C1063 #63102D #576310 #106346

square

#1C1063 #63102D #576310 #106346

split-complementary

#1C1063 #634610 #2D6310

monochromatic

#07041A #0D072E #1C1063 #2B1998 #3A21CC

Accessibility & contrast

On white

16.11

#1C1063 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1C1063 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1063

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1063	#FFFFFF	#000000	##FFFFFF
##1C1063	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002465

Deuteranopia (green-blind)

#001E62

Tritanopia (blue-blind)

#002939

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c1063;
/* rgb */ color: rgb(28, 16, 99);
/* oklch */ color: oklch(26.2% 0.135 278.2);

Tailwind

colors: {
  custom: {
    50: '#655190',
    500: '#1c1063',
    950: '#000000',
  },
}

SCSS

$custom: #1c1063;
$custom-light: #655190;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1063",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 99
  },
  "hsl": {
    "h": 248.675,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26214,
    "c": 0.13486,
    "h": 278.2
  },
  "luminance": 0.01518
}

Semantic roles & 50–950 ramp

primary

#1C1063

secondary

#8D9C33

accent

#EF39D5

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #1C1063

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

Preview Lab → · Contrast checker → · Palette generator →