#1F2293#1F2293

#1F2293 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.178 H 271.1°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#1F2293
RGB	rgb(31, 34, 147)
HSL	hsl(238, 65%, 35%)
HSV	hsv(238, 79%, 58%)
CMYK	cmyk(78.9%, 76.9%, 0%, 42.4%)
CIE-LAB	lab(22.09, 39.24, -61.42)
CIE-LCH	lch(22.09, 72.89, 302.57°)
OKLab	oklab(34.5% 0.0036 -0.1778)
OKLCH	oklch(34.5% 0.178 271.1)
XYZ	xyz(6.4018, 3.5412, 27.9442)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2293 #93901F

analogous

#1F5C93 #1F2293 #561F93

triadic

#1F2293 #931F22 #22931F

tetradic

#1F2293 #931F5C #93901F #1F9356

square

#1F2293 #931F5C #93901F #1F9356

split-complementary

#1F2293 #93561F #5C931F

monochromatic

#0A0B2E #141660 #1F2293 #2A2EC6 #5255DA

Accessibility & contrast

On white

12.29

#1F2293 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1F2293 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2293

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2293	#FFFFFF	#000000	##FFFFFF
##1F2293	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B96

Deuteranopia (green-blind)

#002F91

Tritanopia (blue-blind)

#004359

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1f2293;
/* rgb */ color: rgb(31, 34, 147);
/* oklch */ color: oklch(34.5% 0.178 271.1);

Tailwind

colors: {
  custom: {
    50: '#705fb4',
    500: '#1f2293',
    950: '#000000',
  },
}

SCSS

$custom: #1f2293;
$custom-light: #705fb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2293",
  "rgb": {
    "r": 31,
    "g": 34,
    "b": 147
  },
  "hsl": {
    "h": 238.448,
    "s": 65.169,
    "l": 34.902
  },
  "oklch": {
    "l": 0.34504,
    "c": 0.17789,
    "h": 271.1
  },
  "luminance": 0.03542
}

Semantic roles & 50–950 ramp

primary

#1F2293

secondary

#BEBB50

accent

#E440E8

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1F2293

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

Preview Lab → · Contrast checker → · Palette generator →