#1F125A#1F125A

#1F125A is a dark, vivid violet. Relative luminance 0.015; OKLCH L 25.7% C 0.120 H 282.1°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#1F125A
RGB	rgb(31, 18, 90)
HSL	hsl(251, 67%, 21%)
HSV	hsv(251, 80%, 35%)
CMYK	cmyk(65.6%, 80%, 0%, 64.7%)
CIE-LAB	lab(12.36, 28.90, -40.77)
CIE-LCH	lch(12.36, 49.98, 305.33°)
OKLab	oklab(25.72% 0.0253 -0.1176)
OKLCH	oklch(25.72% 0.12 282.1)
XYZ	xyz(2.6263, 1.4619, 9.8147)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F125A #4D5A12

analogous

#12295A #1F125A #43125A

triadic

#1F125A #5A1F12 #125A1F

tetradic

#1F125A #5A1229 #4D5A12 #125A43

square

#1F125A #5A1229 #4D5A12 #125A43

split-complementary

#1F125A #5A4312 #295A12

monochromatic

#09051A #0D0827 #1F125A #311C8D #4226C0

Accessibility & contrast

On white

16.25

#1F125A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#1F125A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F125A

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F125A	#FFFFFF	#000000	##FFFFFF
##1F125A	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235C

Deuteranopia (green-blind)

#001E59

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #1f125a;
/* rgb */ color: rgb(31, 18, 90);
/* oklch */ color: oklch(25.7% 0.120 282.1);

Tailwind

colors: {
  custom: {
    50: '#645189',
    500: '#1f125a',
    950: '#000000',
  },
}

SCSS

$custom: #1f125a;
$custom-light: #645189;
$custom-dark: #000000;

JSON

{
  "hex": "#1f125a",
  "rgb": {
    "r": 31,
    "g": 18,
    "b": 90
  },
  "hsl": {
    "h": 250.833,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25724,
    "c": 0.12025,
    "h": 282.1
  },
  "luminance": 0.01462
}

Semantic roles & 50–950 ramp

primary

#1F125A

secondary

#829335

accent

#EA3ECB

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1F125A

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

Preview Lab → · Contrast checker → · Palette generator →