#1C2190#1C2190

#1C2190 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.176 H 270.4°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#1C2190
RGB	rgb(28, 33, 144)
HSL	hsl(237, 67%, 34%)
HSV	hsv(237, 81%, 56%)
CMYK	cmyk(80.6%, 77.1%, 0%, 43.5%)
CIE-LAB	lab(21.39, 38.55, -60.74)
CIE-LCH	lch(21.39, 71.94, 302.40°)
OKLab	oklab(33.86% 0.0011 -0.1759)
OKLCH	oklch(33.86% 0.176 270.4)
XYZ	xyz(6.0551, 3.3475, 26.7072)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2190 #908B1C

analogous

#1C5B90 #1C2190 #511C90

triadic

#1C2190 #901C21 #21901C

tetradic

#1C2190 #901C5B #908B1C #1C9051

square

#1C2190 #901C5B #908B1C #1C9051

split-complementary

#1C2190 #90511C #5B901C

monochromatic

#080A2A #12155D #1C2190 #262DC3 #4A51DC

Accessibility & contrast

On white

12.58

#1C2190 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1C2190 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2190

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2190	#FFFFFF	#000000	##FFFFFF
##1C2190	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003993

Deuteranopia (green-blind)

#002D8E

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2190;
/* rgb */ color: rgb(28, 33, 144);
/* oklch */ color: oklch(33.9% 0.176 270.4);

Tailwind

colors: {
  custom: {
    50: '#6f5eb2',
    500: '#1c2190',
    950: '#000000',
  },
}

SCSS

$custom: #1c2190;
$custom-light: #6f5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2190",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 144
  },
  "hsl": {
    "h": 237.414,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33859,
    "c": 0.17591,
    "h": 270.4
  },
  "luminance": 0.03348
}

Semantic roles & 50–950 ramp

primary

#1C2190

secondary

#BEB94A

accent

#E33DEA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1C2190

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

Preview Lab → · Contrast checker → · Palette generator →