#1F2396#1F2396

#1F2396 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.0% C 0.181 H 270.8°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#1F2396
RGB	rgb(31, 35, 150)
HSL	hsl(238, 66%, 35%)
HSV	hsv(238, 79%, 59%)
CMYK	cmyk(79.3%, 76.7%, 0%, 41.2%)
CIE-LAB	lab(22.64, 39.70, -62.38)
CIE-LCH	lch(22.64, 73.94, 302.47°)
OKLab	oklab(34.99% 0.0026 -0.1806)
OKLCH	oklch(34.99% 0.181 270.8)
XYZ	xyz(6.6693, 3.6946, 29.2099)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2396 #96921F

analogous

#1F5E96 #1F2396 #561F96

triadic

#1F2396 #961F23 #23961F

tetradic

#1F2396 #961F5E #96921F #1F9656

square

#1F2396 #961F5E #96921F #1F9656

split-complementary

#1F2396 #96561F #5E961F

monochromatic

#0A0B31 #151763 #1F2396 #292FC9 #5458DC

Accessibility & contrast

On white

12.08

#1F2396 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1F2396 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2396

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2396	#FFFFFF	#000000	##FFFFFF
##1F2396	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C99

Deuteranopia (green-blind)

#003094

Tritanopia (blue-blind)

#00455B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1f2396;
/* rgb */ color: rgb(31, 35, 150);
/* oklch */ color: oklch(35.0% 0.181 270.8);

Tailwind

colors: {
  custom: {
    50: '#715fb6',
    500: '#1f2396',
    950: '#000000',
  },
}

SCSS

$custom: #1f2396;
$custom-light: #715fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2396",
  "rgb": {
    "r": 31,
    "g": 35,
    "b": 150
  },
  "hsl": {
    "h": 237.983,
    "s": 65.746,
    "l": 35.49
  },
  "oklch": {
    "l": 0.34988,
    "c": 0.18065,
    "h": 270.8
  },
  "luminance": 0.03695
}

Semantic roles & 50–950 ramp

primary

#1F2396

secondary

#BFBB52

accent

#E33FE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1F2396

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

Preview Lab → · Contrast checker → · Palette generator →