#1F2193#1F2193

#1F2193 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.179 H 271.3°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#1F2193
RGB	rgb(31, 33, 147)
HSL	hsl(239, 65%, 35%)
HSV	hsv(239, 79%, 58%)
CMYK	cmyk(78.9%, 77.6%, 0%, 42.4%)
CIE-LAB	lab(21.89, 39.82, -61.76)
CIE-LCH	lch(21.89, 73.48, 302.81°)
OKLab	oklab(34.36% 0.0039 -0.1788)
OKLCH	oklch(34.36% 0.179 271.3)
XYZ	xyz(6.3736, 3.4849, 27.9348)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2193 #93911F

analogous

#1F5B93 #1F2193 #571F93

triadic

#1F2193 #931F21 #21931F

tetradic

#1F2193 #931F5B #93911F #1F9357

square

#1F2193 #931F5B #93911F #1F9357

split-complementary

#1F2193 #93571F #5B931F

monochromatic

#0A0A2E #141660 #1F2193 #2A2CC6 #5254DA

Accessibility & contrast

On white

12.37

#1F2193 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1F2193 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2193

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2193	#FFFFFF	#000000	##FFFFFF
##1F2193	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A96

Deuteranopia (green-blind)

#002F91

Tritanopia (blue-blind)

#004359

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1f2193;
/* rgb */ color: rgb(31, 33, 147);
/* oklch */ color: oklch(34.4% 0.179 271.3);

Tailwind

colors: {
  custom: {
    50: '#705eb4',
    500: '#1f2193',
    950: '#000000',
  },
}

SCSS

$custom: #1f2193;
$custom-light: #705eb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2193",
  "rgb": {
    "r": 31,
    "g": 33,
    "b": 147
  },
  "hsl": {
    "h": 238.966,
    "s": 65.169,
    "l": 34.902
  },
  "oklch": {
    "l": 0.34361,
    "c": 0.17885,
    "h": 271.3
  },
  "luminance": 0.03486
}

Semantic roles & 50–950 ramp

primary

#1F2193

secondary

#BEBC50

accent

#E540E8

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1F2193

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

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