#1F2D68#1F2D68

#1F2D68 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.2% C 0.105 H 269.6°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#1F2D68
RGB	rgb(31, 45, 104)
HSL	hsl(228, 54%, 26%)
HSV	hsv(228, 70%, 41%)
CMYK	cmyk(70.2%, 56.7%, 0%, 59.2%)
CIE-LAB	lab(20.70, 15.74, -36.44)
CIE-LCH	lch(20.70, 39.69, 293.36°)
OKLab	oklab(32.23% -0.0007 -0.1047)
OKLCH	oklch(32.23% 0.105 269.6)
XYZ	xyz(4.0013, 3.1672, 13.4945)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2D68 #685A1F

analogous

#1F5268 #1F2D68 #361F68

triadic

#1F2D68 #681F2D #2D681F

tetradic

#1F2D68 #681F52 #685A1F #1F6836

square

#1F2D68 #681F52 #685A1F #1F6836

split-complementary

#1F2D68 #68361F #52681F

monochromatic

#070A18 #111939 #1F2D68 #2D4197 #3C57C5

Accessibility & contrast

On white

12.86

#1F2D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1F2D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2D68

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2D68	#FFFFFF	#000000	##FFFFFF
##1F2D68	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04356A

Deuteranopia (green-blind)

#002F67

Tritanopia (blue-blind)

#003B45

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f2d68;
/* rgb */ color: rgb(31, 45, 104);
/* oklch */ color: oklch(32.2% 0.105 269.6);

Tailwind

colors: {
  custom: {
    50: '#646594',
    500: '#1f2d68',
    950: '#000000',
  },
}

SCSS

$custom: #1f2d68;
$custom-light: #646594;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2d68",
  "rgb": {
    "r": 31,
    "g": 45,
    "b": 104
  },
  "hsl": {
    "h": 228.493,
    "s": 54.074,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3223,
    "c": 0.1047,
    "h": 269.6
  },
  "luminance": 0.03168
}

Semantic roles & 50–950 ramp

primary

#1F2D68

secondary

#9C8C46

accent

#C14ADD

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1F2D68

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

Preview Lab → · Contrast checker → · Palette generator →