#2F3E97#2F3E97

#2F3E97 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.146 H 271.1°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E97
RGB	rgb(47, 62, 151)
HSL	hsl(231, 53%, 39%)
HSV	hsv(231, 69%, 59%)
CMYK	cmyk(68.9%, 58.9%, 0%, 40.8%)
CIE-LAB	lab(30.12, 24.63, -50.69)
CIE-LCH	lch(30.12, 56.36, 295.92°)
OKLab	oklab(40.71% 0.0029 -0.146)
OKLCH	oklch(40.71% 0.146 271.1)
XYZ	xyz(8.4789, 6.2832, 30.0381)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E97 #97882F

analogous

#2F7297 #2F3E97 #542F97

triadic

#2F3E97 #972F3E #3E972F

tetradic

#2F3E97 #972F72 #97882F #2F9754

square

#2F3E97 #972F72 #97882F #2F9754

split-complementary

#2F3E97 #97542F #72972F

monochromatic

#12183A #202B68 #2F3E97 #4053C3 #6E7DD2

Accessibility & contrast

On white

9.31

#2F3E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2F3E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E97

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E97	#FFFFFF	#000000	##FFFFFF
##2F3E97	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9A

Deuteranopia (green-blind)

#004295

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3e97;
/* rgb */ color: rgb(47, 62, 151);
/* oklch */ color: oklch(40.7% 0.146 271.1);

Tailwind

colors: {
  custom: {
    50: '#7573b6',
    500: '#2f3e97',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e97;
$custom-light: #7573b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e97",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 151
  },
  "hsl": {
    "h": 231.346,
    "s": 52.525,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4071,
    "c": 0.14601,
    "h": 271.1
  },
  "luminance": 0.06284
}

Semantic roles & 50–950 ramp

primary

#2F3E97

secondary

#B9AE68

accent

#C74CDC

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3E97

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

Preview Lab → · Contrast checker → · Palette generator →