#2F3E91#2F3E91

#2F3E91 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.137 H 271.1°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E91
RGB	rgb(47, 62, 145)
HSL	hsl(231, 51%, 38%)
HSV	hsv(231, 68%, 57%)
CMYK	cmyk(67.6%, 57.2%, 0%, 43.1%)
CIE-LAB	lab(29.65, 22.41, -47.78)
CIE-LCH	lch(29.65, 52.77, 295.13°)
OKLab	oklab(40.21% 0.0027 -0.1374)
OKLCH	oklch(40.21% 0.137 271.1)
XYZ	xyz(8.0040, 6.0932, 27.5369)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E91 #91822F

analogous

#2F6F91 #2F3E91 #512F91

triadic

#2F3E91 #912F3E #3E912F

tetradic

#2F3E91 #912F6F #91822F #2F9151

square

#2F3E91 #912F6F #91822F #2F9151

split-complementary

#2F3E91 #91512F #6F912F

monochromatic

#111635 #202A63 #2F3E91 #3E52BF #6B7BCF

Accessibility & contrast

On white

9.46

#2F3E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2F3E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E91

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E91	#FFFFFF	#000000	##FFFFFF
##2F3E91	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00428F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f3e91;
/* rgb */ color: rgb(47, 62, 145);
/* oklch */ color: oklch(40.2% 0.137 271.1);

Tailwind

colors: {
  custom: {
    50: '#7373b2',
    500: '#2f3e91',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e91;
$custom-light: #7373b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e91",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 145
  },
  "hsl": {
    "h": 230.816,
    "s": 51.042,
    "l": 37.647
  },
  "oklch": {
    "l": 0.40211,
    "c": 0.13746,
    "h": 271.1
  },
  "luminance": 0.06094
}

Semantic roles & 50–950 ramp

primary

#2F3E91

secondary

#B6AA65

accent

#C54DDB

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3E91

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

Preview Lab → · Contrast checker → · Palette generator →