#2F3D9C#2F3D9C

#2F3D9C is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.154 H 271.4°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D9C
RGB	rgb(47, 61, 156)
HSL	hsl(232, 54%, 40%)
HSV	hsv(232, 70%, 61%)
CMYK	cmyk(69.9%, 60.9%, 0%, 38.8%)
CIE-LAB	lab(30.26, 27.15, -53.50)
CIE-LCH	lch(30.26, 59.99, 296.91°)
OKLab	oklab(40.94% 0.0038 -0.1543)
OKLCH	oklch(40.94% 0.154 271.4)
XYZ	xyz(8.8398, 6.3413, 32.2042)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D9C #9C8E2F

analogous

#2F739C #2F3D9C #582F9C

triadic

#2F3D9C #9C2F3D #3D9C2F

tetradic

#2F3D9C #9C2F73 #9C8E2F #2F9C58

square

#2F3D9C #9C2F73 #9C8E2F #2F9C58

split-complementary

#2F3D9C #9C582F #739C2F

monochromatic

#13183E #212B6D #2F3D9C #4253C6 #717ED4

Accessibility & contrast

On white

9.26

#2F3D9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2F3D9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D9C

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D9C	#FFFFFF	#000000	##FFFFFF
##2F3D9C	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9F

Deuteranopia (green-blind)

#00429A

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3d9c;
/* rgb */ color: rgb(47, 61, 156);
/* oklch */ color: oklch(40.9% 0.154 271.4);

Tailwind

colors: {
  custom: {
    50: '#7672ba',
    500: '#2f3d9c',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d9c;
$custom-light: #7672ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d9c",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 156
  },
  "hsl": {
    "h": 232.294,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40942,
    "c": 0.15431,
    "h": 271.4
  },
  "luminance": 0.06342
}

Semantic roles & 50–950 ramp

primary

#2F3D9C

secondary

#BCB16B

accent

#CA4BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F3D9C

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

Preview Lab → · Contrast checker → · Palette generator →