#2F3D9D#2F3D9D

#2F3D9D is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.0% C 0.156 H 271.4°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D9D
RGB	rgb(47, 61, 157)
HSL	hsl(232, 54%, 40%)
HSV	hsv(232, 70%, 62%)
CMYK	cmyk(70.1%, 61.1%, 0%, 38.4%)
CIE-LAB	lab(30.34, 27.52, -53.97)
CIE-LCH	lch(30.34, 60.58, 297.01°)
OKLab	oklab(41.03% 0.0038 -0.1556)
OKLCH	oklch(41.03% 0.156 271.4)
XYZ	xyz(8.9248, 6.3753, 32.6520)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D9D #9D8F2F

analogous

#2F749D #2F3D9D #582F9D

triadic

#2F3D9D #9D2F3D #3D9D2F

tetradic

#2F3D9D #9D2F74 #9D8F2F #2F9D58

square

#2F3D9D #9D2F74 #9D8F2F #2F9D58

split-complementary

#2F3D9D #9D582F #749D2F

monochromatic

#13183F #212B6E #2F3D9D #4353C7 #727ED5

Accessibility & contrast

On white

9.23

#2F3D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2F3D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D9D

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D9D	#FFFFFF	#000000	##FFFFFF
##2F3D9D	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA0

Deuteranopia (green-blind)

#00439B

Tritanopia (blue-blind)

#005567

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3d9d;
/* rgb */ color: rgb(47, 61, 157);
/* oklch */ color: oklch(41.0% 0.156 271.4);

Tailwind

colors: {
  custom: {
    50: '#7672bb',
    500: '#2f3d9d',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d9d;
$custom-light: #7672bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d9d",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 157
  },
  "hsl": {
    "h": 232.364,
    "s": 53.922,
    "l": 40
  },
  "oklch": {
    "l": 0.41029,
    "c": 0.1557,
    "h": 271.4
  },
  "luminance": 0.06376
}

Semantic roles & 50–950 ramp

primary

#2F3D9D

secondary

#BCB26B

accent

#CB4BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F3D9D

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

Preview Lab → · Contrast checker → · Palette generator →