#1F2386#1F2386

#1F2386 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.2% C 0.160 H 271.9°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#1F2386
RGB	rgb(31, 35, 134)
HSL	hsl(238, 62%, 32%)
HSV	hsv(238, 77%, 53%)
CMYK	cmyk(76.9%, 73.9%, 0%, 47.5%)
CIE-LAB	lab(20.88, 34.04, -55.32)
CIE-LCH	lch(20.88, 64.95, 301.61°)
OKLab	oklab(33.22% 0.0053 -0.1601)
OKLCH	oklch(33.22% 0.16 271.9)
XYZ	xyz(5.4677, 3.2140, 22.8818)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2386 #86821F

analogous

#1F5686 #1F2386 #4F1F86

triadic

#1F2386 #861F23 #23861F

tetradic

#1F2386 #861F56 #86821F #1F864F

square

#1F2386 #861F56 #86821F #1F864F

split-complementary

#1F2386 #864F1F #56861F

monochromatic

#080923 #141654 #1F2386 #2A30B8 #4A50D5

Accessibility & contrast

On white

12.78

#1F2386 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1F2386 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2386

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2386	#FFFFFF	#000000	##FFFFFF
##1F2386	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003789

Deuteranopia (green-blind)

#002D84

Tritanopia (blue-blind)

#003F52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f2386;
/* rgb */ color: rgb(31, 35, 134);
/* oklch */ color: oklch(33.2% 0.160 271.9);

Tailwind

colors: {
  custom: {
    50: '#6d5faa',
    500: '#1f2386',
    950: '#000000',
  },
}

SCSS

$custom: #1f2386;
$custom-light: #6d5faa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2386",
  "rgb": {
    "r": 31,
    "g": 35,
    "b": 134
  },
  "hsl": {
    "h": 237.67,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33218,
    "c": 0.16019,
    "h": 271.9
  },
  "luminance": 0.03215
}

Semantic roles & 50–950 ramp

primary

#1F2386

secondary

#B8B349

accent

#DF42E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1F2386

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

Preview Lab → · Contrast checker → · Palette generator →