#2F3E9A#2F3E9A

#2F3E9A is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.0% C 0.150 H 271.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E9A
RGB	rgb(47, 62, 154)
HSL	hsl(232, 53%, 39%)
HSV	hsv(232, 69%, 60%)
CMYK	cmyk(69.5%, 59.7%, 0%, 39.6%)
CIE-LAB	lab(30.36, 25.75, -52.12)
CIE-LCH	lch(30.36, 58.14, 296.29°)
OKLab	oklab(40.96% 0.0029 -0.1502)
OKLCH	oklch(40.96% 0.15 271.1)
XYZ	xyz(8.7257, 6.3818, 31.3376)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E9A #9A8B2F

analogous

#2F749A #2F3E9A #562F9A

triadic

#2F3E9A #9A2F3E #3E9A2F

tetradic

#2F3E9A #9A2F74 #9A8B2F #2F9A56

square

#2F3E9A #9A2F74 #9A8B2F #2F9A56

split-complementary

#2F3E9A #9A562F #749A2F

monochromatic

#12183C #212B6B #2F3E9A #4154C5 #707ED3

Accessibility & contrast

On white

9.22

#2F3E9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2F3E9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E9A

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E9A	#FFFFFF	#000000	##FFFFFF
##2F3E9A	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9D

Deuteranopia (green-blind)

#004398

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3e9a;
/* rgb */ color: rgb(47, 62, 154);
/* oklch */ color: oklch(41.0% 0.150 271.1);

Tailwind

colors: {
  custom: {
    50: '#7573b9',
    500: '#2f3e9a',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e9a;
$custom-light: #7573b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e9a",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 154
  },
  "hsl": {
    "h": 231.589,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40964,
    "c": 0.15023,
    "h": 271.1
  },
  "luminance": 0.06383
}

Semantic roles & 50–950 ramp

primary

#2F3E9A

secondary

#BBB06A

accent

#C84BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3E9A

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

Preview Lab → · Contrast checker → · Palette generator →