#2F3DB6#2F3DB6

#2F3DB6 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.3% C 0.189 H 270.8°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#2F3DB6
RGB	rgb(47, 61, 182)
HSL	hsl(234, 59%, 45%)
HSV	hsv(234, 74%, 71%)
CMYK	cmyk(74.2%, 66.5%, 0%, 28.6%)
CIE-LAB	lab(32.52, 36.59, -65.39)
CIE-LCH	lch(32.52, 74.93, 299.23°)
OKLab	oklab(43.3% 0.0026 -0.1891)
OKLCH	oklch(43.3% 0.189 270.8)
XYZ	xyz(11.2817, 7.3180, 45.0649)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3DB6 #B6A82F

analogous

#2F80B6 #2F3DB6 #652FB6

triadic

#2F3DB6 #B62F3D #3DB62F

tetradic

#2F3DB6 #B62F80 #B6A82F #2FB665

square

#2F3DB6 #B62F80 #B6A82F #2FB665

split-complementary

#2F3DB6 #B6652F #80B62F

monochromatic

#161C55 #222D85 #2F3DB6 #505ED2 #818BDE

Accessibility & contrast

On white

8.52

#2F3DB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#2F3DB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3DB6

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3DB6	#FFFFFF	#000000	##FFFFFF
##2F3DB6	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BA

Deuteranopia (green-blind)

#0046B4

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f3db6;
/* rgb */ color: rgb(47, 61, 182);
/* oklch */ color: oklch(43.3% 0.189 270.8);

Tailwind

colors: {
  custom: {
    50: '#7c72cd',
    500: '#2f3db6',
    950: '#000000',
  },
}

SCSS

$custom: #2f3db6;
$custom-light: #7c72cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3db6",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 182
  },
  "hsl": {
    "h": 233.778,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43304,
    "c": 0.18913,
    "h": 270.8
  },
  "luminance": 0.07319
}

Semantic roles & 50–950 ramp

primary

#2F3DB6

secondary

#C7BF79

accent

#D246E2

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2F3DB6

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

Preview Lab → · Contrast checker → · Palette generator →