#1F2186#1F2186

#1F2186 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.9% C 0.162 H 272.2°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#1F2186
RGB	rgb(31, 33, 134)
HSL	hsl(239, 62%, 32%)
HSV	hsv(239, 77%, 53%)
CMYK	cmyk(76.9%, 75.4%, 0%, 47.5%)
CIE-LAB	lab(20.44, 35.28, -56.05)
CIE-LCH	lch(20.44, 66.23, 302.19°)
OKLab	oklab(32.9% 0.0063 -0.1622)
OKLCH	oklch(32.9% 0.162 272.2)
XYZ	xyz(5.4106, 3.0997, 22.8628)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2186 #86841F

analogous

#1F5586 #1F2186 #511F86

triadic

#1F2186 #861F21 #21861F

tetradic

#1F2186 #861F55 #86841F #1F8651

square

#1F2186 #861F55 #86841F #1F8651

split-complementary

#1F2186 #86511F #55861F

monochromatic

#080923 #141554 #1F2186 #2A2DB8 #4A4DD5

Accessibility & contrast

On white

12.96

#1F2186 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1F2186 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2186

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2186	#FFFFFF	#000000	##FFFFFF
##1F2186	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003689

Deuteranopia (green-blind)

#002C84

Tritanopia (blue-blind)

#003E51

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f2186;
/* rgb */ color: rgb(31, 33, 134);
/* oklch */ color: oklch(32.9% 0.162 272.2);

Tailwind

colors: {
  custom: {
    50: '#6d5daa',
    500: '#1f2186',
    950: '#000000',
  },
}

SCSS

$custom: #1f2186;
$custom-light: #6d5daa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2186",
  "rgb": {
    "r": 31,
    "g": 33,
    "b": 134
  },
  "hsl": {
    "h": 238.835,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32902,
    "c": 0.16233,
    "h": 272.2
  },
  "luminance": 0.031
}

Semantic roles & 50–950 ramp

primary

#1F2186

secondary

#B8B649

accent

#E242E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1F2186

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

Preview Lab → · Contrast checker → · Palette generator →