#1F2394#1F2394

#1F2394 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.8% C 0.178 H 271.0°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#1F2394
RGB	rgb(31, 35, 148)
HSL	hsl(238, 65%, 35%)
HSV	hsv(238, 79%, 58%)
CMYK	cmyk(79.1%, 76.4%, 0%, 42%)
CIE-LAB	lab(22.41, 39.00, -61.51)
CIE-LCH	lch(22.41, 72.84, 302.38°)
OKLab	oklab(34.76% 0.003 -0.1781)
OKLCH	oklch(34.76% 0.178 271)
XYZ	xyz(6.5096, 3.6308, 28.3690)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2394 #94901F

analogous

#1F5D94 #1F2394 #561F94

triadic

#1F2394 #941F23 #23941F

tetradic

#1F2394 #941F5D #94901F #1F9456

square

#1F2394 #941F5D #94901F #1F9456

split-complementary

#1F2394 #94561F #5D941F

monochromatic

#0A0B2F #141761 #1F2394 #2A2FC7 #5357DB

Accessibility & contrast

On white

12.17

#1F2394 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1F2394 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2394

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2394	#FFFFFF	#000000	##FFFFFF
##1F2394	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B97

Deuteranopia (green-blind)

#003092

Tritanopia (blue-blind)

#00445A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1f2394;
/* rgb */ color: rgb(31, 35, 148);
/* oklch */ color: oklch(34.8% 0.178 271.0);

Tailwind

colors: {
  custom: {
    50: '#705fb5',
    500: '#1f2394',
    950: '#000000',
  },
}

SCSS

$custom: #1f2394;
$custom-light: #705fb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2394",
  "rgb": {
    "r": 31,
    "g": 35,
    "b": 148
  },
  "hsl": {
    "h": 237.949,
    "s": 65.363,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34763,
    "c": 0.17814,
    "h": 271
  },
  "luminance": 0.03631
}

Semantic roles & 50–950 ramp

primary

#1F2394

secondary

#BEBA51

accent

#E33FE8

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1F2394

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

Preview Lab → · Contrast checker → · Palette generator →