#1F124E#1F124E

#1F124E is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.4% C 0.104 H 285.8°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#1F124E
RGB	rgb(31, 18, 78)
HSL	hsl(253, 63%, 19%)
HSV	hsv(253, 77%, 31%)
CMYK	cmyk(60.3%, 76.9%, 0%, 69.4%)
CIE-LAB	lab(11.09, 24.77, -34.68)
CIE-LCH	lch(11.09, 42.62, 305.53°)
OKLab	oklab(24.43% 0.0282 -0.0997)
OKLCH	oklch(24.43% 0.104 285.8)
XYZ	xyz(2.1561, 1.2739, 7.3385)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F124E #414E12

analogous

#12234E #1F124E #3D124E

triadic

#1F124E #4E1F12 #124E1F

tetradic

#1F124E #4E1223 #414E12 #124E3D

square

#1F124E #4E1223 #414E12 #124E3D

split-complementary

#1F124E #4E3D12 #234E12

monochromatic

#0A0619 #0B071C #1F124E #331D80 #4729B1

Accessibility & contrast

On white

16.74

#1F124E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1F124E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F124E

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F124E	#FFFFFF	#000000	##FFFFFF
##1F124E	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F50

Deuteranopia (green-blind)

#001C4D

Tritanopia (blue-blind)

#0A222E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1f124e;
/* rgb */ color: rgb(31, 18, 78);
/* oklch */ color: oklch(24.4% 0.104 285.8);

Tailwind

colors: {
  custom: {
    50: '#615180',
    500: '#1f124e',
    950: '#000000',
  },
}

SCSS

$custom: #1f124e;
$custom-light: #615180;
$custom-dark: #000000;

JSON

{
  "hex": "#1f124e",
  "rgb": {
    "r": 31,
    "g": 18,
    "b": 78
  },
  "hsl": {
    "h": 253,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.24434,
    "c": 0.10365,
    "h": 285.8
  },
  "luminance": 0.01274
}

Semantic roles & 50–950 ramp

primary

#1F124E

secondary

#758735

accent

#E642C2

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05020A

muted

#7A787C

Preview Lab

Preview with #1F124E

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

Preview Lab → · Contrast checker → · Palette generator →