#1F134F#1F134F

#1F134F is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.7% C 0.104 H 285.1°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#1F134F
RGB	rgb(31, 19, 79)
HSL	hsl(252, 61%, 19%)
HSV	hsv(252, 76%, 31%)
CMYK	cmyk(60.8%, 75.9%, 0%, 69%)
CIE-LAB	lab(11.42, 24.48, -34.83)
CIE-LCH	lch(11.42, 42.57, 305.10°)
OKLab	oklab(24.7% 0.027 -0.1002)
OKLCH	oklch(24.7% 0.104 285.1)
XYZ	xyz(2.2088, 1.3214, 7.5343)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F134F #434F13

analogous

#13254F #1F134F #3D134F

triadic

#1F134F #4F1F13 #134F1F

tetradic

#1F134F #4F1325 #434F13 #134F3D

square

#1F134F #4F1325 #434F13 #134F3D

split-complementary

#1F134F #4F3D13 #254F13

monochromatic

#0A0619 #0C071E #1F134F #321F80 #462BB2

Accessibility & contrast

On white

16.61

#1F134F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1F134F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F134F

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F134F	#FFFFFF	#000000	##FFFFFF
##1F134F	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002051

Deuteranopia (green-blind)

#001C4E

Tritanopia (blue-blind)

#09232F

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1f134f;
/* rgb */ color: rgb(31, 19, 79);
/* oklch */ color: oklch(24.7% 0.104 285.1);

Tailwind

colors: {
  custom: {
    50: '#615281',
    500: '#1f134f',
    950: '#000000',
  },
}

SCSS

$custom: #1f134f;
$custom-light: #615281;
$custom-dark: #000000;

JSON

{
  "hex": "#1f134f",
  "rgb": {
    "r": 31,
    "g": 19,
    "b": 79
  },
  "hsl": {
    "h": 252,
    "s": 61.224,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24703,
    "c": 0.10373,
    "h": 285.1
  },
  "luminance": 0.01322
}

Semantic roles & 50–950 ramp

primary

#1F134F

secondary

#778836

accent

#E443C4

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05020A

muted

#7A787C

Preview Lab

Preview with #1F134F

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

Preview Lab → · Contrast checker → · Palette generator →