#1F2C92#1F2C92

#1F2C92 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.166 H 269.7°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#1F2C92
RGB	rgb(31, 44, 146)
HSL	hsl(233, 65%, 35%)
HSV	hsv(233, 79%, 57%)
CMYK	cmyk(78.8%, 69.9%, 0%, 42.7%)
CIE-LAB	lab(24.22, 32.70, -57.30)
CIE-LCH	lch(24.22, 65.98, 299.72°)
OKLab	oklab(35.99% -0.0009 -0.1659)
OKLCH	oklch(35.99% 0.166 269.7)
XYZ	xyz(6.6523, 4.1673, 27.6423)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2C92 #92851F

analogous

#1F6692 #1F2C92 #4B1F92

triadic

#1F2C92 #921F2C #2C921F

tetradic

#1F2C92 #921F66 #92851F #1F924B

square

#1F2C92 #921F66 #92851F #1F924B

split-complementary

#1F2C92 #924B1F #66921F

monochromatic

#0A0E2D #141D60 #1F2C92 #2A3BC4 #5161DA

Accessibility & contrast

On white

11.45

#1F2C92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1F2C92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2C92

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2C92	#FFFFFF	#000000	##FFFFFF
##1F2C92	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F95

Deuteranopia (green-blind)

#003490

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1f2c92;
/* rgb */ color: rgb(31, 44, 146);
/* oklch */ color: oklch(36.0% 0.166 269.7);

Tailwind

colors: {
  custom: {
    50: '#6f65b3',
    500: '#1f2c92',
    950: '#000000',
  },
}

SCSS

$custom: #1f2c92;
$custom-light: #6f65b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2c92",
  "rgb": {
    "r": 31,
    "g": 44,
    "b": 146
  },
  "hsl": {
    "h": 233.217,
    "s": 64.972,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35995,
    "c": 0.16588,
    "h": 269.7
  },
  "luminance": 0.04168
}

Semantic roles & 50–950 ramp

primary

#1F2C92

secondary

#BDB150

accent

#D540E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2C92

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

Preview Lab → · Contrast checker → · Palette generator →