#1F1E8D#1F1E8D

#1F1E8D is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.3% C 0.174 H 272.1°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F1E8D
RGB	rgb(31, 30, 141)
HSL	hsl(241, 65%, 34%)
HSV	hsv(241, 79%, 55%)
CMYK	cmyk(78%, 78.7%, 0%, 44.7%)
CIE-LAB	lab(20.61, 39.47, -60.16)
CIE-LCH	lch(20.61, 71.95, 303.27°)
OKLab	oklab(33.25% 0.0063 -0.1741)
OKLCH	oklch(33.25% 0.174 272.1)
XYZ	xyz(5.8354, 3.1423, 25.4931)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1E8D #8C8D1E

analogous

#1E548D #1F1E8D #561E8D

triadic

#1F1E8D #8D1F1E #1E8D1F

tetradic

#1F1E8D #8D1E54 #8C8D1E #1E8D56

square

#1F1E8D #8D1E54 #8C8D1E #1E8D56

split-complementary

#1F1E8D #8D561E #548D1E

monochromatic

#090928 #14135B #1F1E8D #2A29BF #4E4CD9

Accessibility & contrast

On white

12.89

#1F1E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1F1E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1E8D

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1E8D	#FFFFFF	#000000	##FFFFFF
##1F1E8D	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003790

Deuteranopia (green-blind)

#002C8B

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f1e8d;
/* rgb */ color: rgb(31, 30, 141);
/* oklch */ color: oklch(33.3% 0.174 272.1);

Tailwind

colors: {
  custom: {
    50: '#6f5cb0',
    500: '#1f1e8d',
    950: '#000000',
  },
}

SCSS

$custom: #1f1e8d;
$custom-light: #6f5cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1e8d",
  "rgb": {
    "r": 31,
    "g": 30,
    "b": 141
  },
  "hsl": {
    "h": 240.541,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33253,
    "c": 0.17424,
    "h": 272.1
  },
  "luminance": 0.03143
}

Semantic roles & 50–950 ramp

primary

#1F1E8D

secondary

#BBBC4B

accent

#E840E6

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1F1E8D

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

Preview Lab → · Contrast checker → · Palette generator →