#2F3191#2F3191

#2F3191 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.7% C 0.154 H 275.2°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#2F3191
RGB	rgb(47, 49, 145)
HSL	hsl(239, 51%, 38%)
HSV	hsv(239, 68%, 57%)
CMYK	cmyk(67.6%, 66.2%, 0%, 43.1%)
CIE-LAB	lab(26.29, 31.03, -53.25)
CIE-LCH	lch(26.29, 61.63, 300.23°)
OKLab	oklab(37.73% 0.014 -0.1536)
OKLCH	oklch(37.73% 0.154 275.2)
XYZ	xyz(7.3798, 4.8446, 27.3288)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3191 #918F2F

analogous

#2F6291 #2F3191 #5E2F91

triadic

#2F3191 #912F31 #31912F

tetradic

#2F3191 #912F62 #918F2F #2F915E

square

#2F3191 #912F62 #918F2F #2F915E

split-complementary

#2F3191 #915E2F #62912F

monochromatic

#111235 #202163 #2F3191 #3E41BF #6B6DCF

Accessibility & contrast

On white

10.67

#2F3191 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2F3191 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3191

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3191	#FFFFFF	#000000	##FFFFFF
##2F3191	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004394

Deuteranopia (green-blind)

#003A8F

Tritanopia (blue-blind)

#004A5C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2f3191;
/* rgb */ color: rgb(47, 49, 145);
/* oklch */ color: oklch(37.7% 0.154 275.2);

Tailwind

colors: {
  custom: {
    50: '#7569b2',
    500: '#2f3191',
    950: '#000000',
  },
}

SCSS

$custom: #2f3191;
$custom-light: #7569b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3191",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 145
  },
  "hsl": {
    "h": 238.776,
    "s": 51.042,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37728,
    "c": 0.15426,
    "h": 275.2
  },
  "luminance": 0.04845
}

Semantic roles & 50–950 ramp

primary

#2F3191

secondary

#B6B565

accent

#D84DDB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2F3191

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

Preview Lab → · Contrast checker → · Palette generator →