#1F1986#1F1986

#1F1986 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.8% C 0.170 H 273.3°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#1F1986
RGB	rgb(31, 25, 134)
HSL	hsl(243, 69%, 31%)
HSV	hsv(243, 81%, 53%)
CMYK	cmyk(76.9%, 81.3%, 0%, 47.5%)
CIE-LAB	lab(18.83, 39.85, -58.71)
CIE-LCH	lch(18.83, 70.95, 304.17°)
OKLab	oklab(31.77% 0.0098 -0.1698)
OKLCH	oklch(31.77% 0.17 273.3)
XYZ	xyz(5.2143, 2.7073, 22.7974)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1986 #808619

analogous

#194986 #1F1986 #551986

triadic

#1F1986 #861F19 #19861F

tetradic

#1F1986 #861949 #808619 #198655

square

#1F1986 #861949 #808619 #198655

split-complementary

#1F1986 #865519 #498619

monochromatic

#07061F #130F52 #1F1986 #2B23BA #473EDB

Accessibility & contrast

On white

13.62

#1F1986 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1F1986 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1986

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1986	#FFFFFF	#000000	##FFFFFF
##1F1986	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003389

Deuteranopia (green-blind)

#002884

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1f1986;
/* rgb */ color: rgb(31, 25, 134);
/* oklch */ color: oklch(31.8% 0.170 273.3);

Tailwind

colors: {
  custom: {
    50: '#6e58aa',
    500: '#1f1986',
    950: '#000000',
  },
}

SCSS

$custom: #1f1986;
$custom-light: #6e58aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1986",
  "rgb": {
    "r": 31,
    "g": 25,
    "b": 134
  },
  "hsl": {
    "h": 243.303,
    "s": 68.553,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31768,
    "c": 0.17013,
    "h": 273.3
  },
  "luminance": 0.02708
}

Semantic roles & 50–950 ramp

primary

#1F1986

secondary

#B3BA41

accent

#EB3CE2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1F1986

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

Preview Lab → · Contrast checker → · Palette generator →