#1C1172#1C1172

#1C1172 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.153 H 275.3°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#1C1172
RGB	rgb(28, 17, 114)
HSL	hsl(247, 74%, 26%)
HSV	hsv(247, 85%, 45%)
CMYK	cmyk(75.4%, 85.1%, 0%, 55.3%)
CIE-LAB	lab(14.75, 37.16, -52.70)
CIE-LCH	lch(14.75, 64.49, 305.19°)
OKLab	oklab(28.16% 0.0141 -0.1524)
OKLCH	oklch(28.16% 0.153 275.3)
XYZ	xyz(3.7156, 1.8623, 16.0800)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1172 #677211

analogous

#113672 #1C1172 #4C1172

triadic

#1C1172 #721C11 #11721C

tetradic

#1C1172 #721136 #677211 #11724C

square

#1C1172 #721136 #677211 #11724C

split-complementary

#1C1172 #724C11 #367211

monochromatic

#07041B #0F093D #1C1172 #2919A7 #3621DD

Accessibility & contrast

On white

15.30

#1C1172 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C1172 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1172

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1172	#FFFFFF	#000000	##FFFFFF
##1C1172	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002975

Deuteranopia (green-blind)

#002170

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c1172;
/* rgb */ color: rgb(28, 17, 114);
/* oklch */ color: oklch(28.2% 0.153 275.3);

Tailwind

colors: {
  custom: {
    50: '#68529c',
    500: '#1c1172',
    950: '#000000',
  },
}

SCSS

$custom: #1c1172;
$custom-light: #68529c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1172",
  "rgb": {
    "r": 28,
    "g": 17,
    "b": 114
  },
  "hsl": {
    "h": 246.804,
    "s": 74.046,
    "l": 25.686
  },
  "oklch": {
    "l": 0.2816,
    "c": 0.15302,
    "h": 275.3
  },
  "luminance": 0.01863
}

Semantic roles & 50–950 ramp

primary

#1C1172

secondary

#9CA936

accent

#F137DC

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C1172

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

Preview Lab → · Contrast checker → · Palette generator →