#1F32A5#1F32A5

#1F32A5 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.0% C 0.184 H 268.2°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#1F32A5
RGB	rgb(31, 50, 165)
HSL	hsl(231, 68%, 38%)
HSV	hsv(231, 81%, 65%)
CMYK	cmyk(81.2%, 69.7%, 0%, 35.3%)
CIE-LAB	lab(27.54, 35.88, -63.44)
CIE-LCH	lch(27.54, 72.88, 299.49°)
OKLab	oklab(38.98% -0.0056 -0.1838)
OKLCH	oklch(38.98% 0.184 268.2)
XYZ	xyz(8.4949, 5.2881, 36.1630)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F32A5 #A5921F

analogous

#1F75A5 #1F32A5 #4F1FA5

triadic

#1F32A5 #A51F32 #32A51F

tetradic

#1F32A5 #A51F75 #A5921F #1FA54F

square

#1F32A5 #A51F75 #A5921F #1FA54F

split-complementary

#1F32A5 #A54F1F #75A51F

monochromatic

#0C133E #152271 #1F32A5 #2A43D7 #5E70E1

Accessibility & contrast

On white

10.21

#1F32A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#1F32A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F32A5

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F32A5	#FFFFFF	#000000	##FFFFFF
##1F32A5	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A9

Deuteranopia (green-blind)

#003BA3

Tritanopia (blue-blind)

#005267

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1f32a5;
/* rgb */ color: rgb(31, 50, 165);
/* oklch */ color: oklch(39.0% 0.184 268.2);

Tailwind

colors: {
  custom: {
    50: '#746ac1',
    500: '#1f32a5',
    950: '#000000',
  },
}

SCSS

$custom: #1f32a5;
$custom-light: #746ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f32a5",
  "rgb": {
    "r": 31,
    "g": 50,
    "b": 165
  },
  "hsl": {
    "h": 231.493,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.3898,
    "c": 0.18385,
    "h": 268.2
  },
  "luminance": 0.05289
}

Semantic roles & 50–950 ramp

primary

#1F32A5

secondary

#C5B65B

accent

#D23DEB

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #1F32A5

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

Preview Lab → · Contrast checker → · Palette generator →