#2F3C91#2F3C91

#2F3C91 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.8% C 0.140 H 271.9°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#2F3C91
RGB	rgb(47, 60, 145)
HSL	hsl(232, 51%, 38%)
HSV	hsv(232, 68%, 57%)
CMYK	cmyk(67.6%, 58.6%, 0%, 43.1%)
CIE-LAB	lab(29.11, 23.75, -48.65)
CIE-LCH	lch(29.11, 54.14, 296.02°)
OKLab	oklab(39.81% 0.0046 -0.14)
OKLCH	oklch(39.81% 0.14 271.9)
XYZ	xyz(7.8973, 5.8797, 27.5013)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3C91 #91842F

analogous

#2F6D91 #2F3C91 #532F91

triadic

#2F3C91 #912F3C #3C912F

tetradic

#2F3C91 #912F6D #91842F #2F9153

square

#2F3C91 #912F6D #91842F #2F9153

split-complementary

#2F3C91 #91532F #6D912F

monochromatic

#111635 #202963 #2F3C91 #3E4FBF #6B79CF

Accessibility & contrast

On white

9.65

#2F3C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2F3C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3C91

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3C91	#FFFFFF	#000000	##FFFFFF
##2F3C91	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004994

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f3c91;
/* rgb */ color: rgb(47, 60, 145);
/* oklch */ color: oklch(39.8% 0.140 271.9);

Tailwind

colors: {
  custom: {
    50: '#7471b2',
    500: '#2f3c91',
    950: '#000000',
  },
}

SCSS

$custom: #2f3c91;
$custom-light: #7471b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3c91",
  "rgb": {
    "r": 47,
    "g": 60,
    "b": 145
  },
  "hsl": {
    "h": 232.041,
    "s": 51.042,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39808,
    "c": 0.1401,
    "h": 271.9
  },
  "luminance": 0.0588
}

Semantic roles & 50–950 ramp

primary

#2F3C91

secondary

#B6AC65

accent

#C84DDB

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3C91

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

Preview Lab → · Contrast checker → · Palette generator →