#2F4FC3#2F4FC3

#2F4FC3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.8% C 0.185 H 267.1°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FC3
RGB	rgb(47, 79, 195)
HSL	hsl(227, 61%, 47%)
HSV	hsv(227, 76%, 76%)
CMYK	cmyk(75.9%, 59.5%, 0%, 23.5%)
CIE-LAB	lab(38.08, 29.77, -63.93)
CIE-LCH	lch(38.08, 70.52, 294.97°)
OKLab	oklab(47.75% -0.0093 -0.1847)
OKLCH	oklch(47.75% 0.185 267.1)
XYZ	xyz(13.8152, 10.1349, 52.8473)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FC3 #C3A32F

analogous

#2F99C3 #2F4FC3 #592FC3

triadic

#2F4FC3 #C32F4F #4FC32F

tetradic

#2F4FC3 #C32F99 #C3A32F #2FC359

square

#2F4FC3 #C32F99 #C3A32F #2FC359

split-complementary

#2F4FC3 #C3592F #99C32F

monochromatic

#172760 #233B92 #2F4FC3 #5874D7 #8A9DE3

Accessibility & contrast

On white

6.94

#2F4FC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2F4FC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F4FC3

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FC3	#FFFFFF	#000000	##FFFFFF
##2F4FC3	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C7

Deuteranopia (green-blind)

#0053C1

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2f4fc3;
/* rgb */ color: rgb(47, 79, 195);
/* oklch */ color: oklch(47.8% 0.185 267.1);

Tailwind

colors: {
  custom: {
    50: '#7e80d6',
    500: '#2f4fc3',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fc3;
$custom-light: #7e80d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fc3",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 195
  },
  "hsl": {
    "h": 227.027,
    "s": 61.157,
    "l": 47.451
  },
  "oklch": {
    "l": 0.47751,
    "c": 0.1849,
    "h": 267.1
  },
  "luminance": 0.10136
}

Semantic roles & 50–950 ramp

primary

#2F4FC3

secondary

#CDBC81

accent

#C244E4

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2F4FC3

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

Preview Lab → · Contrast checker → · Palette generator →