#2F64B7#2F64B7

#2F64B7 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.143 H 259.2°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#2F64B7
RGB	rgb(47, 100, 183)
HSL	hsl(217, 59%, 45%)
HSV	hsv(217, 74%, 72%)
CMYK	cmyk(74.3%, 45.4%, 0%, 28.2%)
CIE-LAB	lab(42.97, 11.60, -49.02)
CIE-LCH	lch(42.97, 50.38, 283.31°)
OKLab	oklab(51.19% -0.0269 -0.1405)
OKLCH	oklch(51.19% 0.143 259.2)
XYZ	xyz(14.2736, 13.1360, 46.5738)
Luminance	0.1314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F64B7 #B7822F

analogous

#2FA8B7 #2F64B7 #3E2FB7

triadic

#2F64B7 #B72F64 #64B72F

tetradic

#2F64B7 #B72FA8 #B7822F #2FB73E

square

#2F64B7 #B72FA8 #B7822F #2FB73E

split-complementary

#2F64B7 #B73E2F #A8B72F

monochromatic

#162F56 #224986 #2F64B7 #5183D2 #82A6DF

Accessibility & contrast

On white

5.79

#2F64B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#2F64B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F64B7

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F64B7	#FFFFFF	#000000	##FFFFFF
##2F64B7	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396CBA

Deuteranopia (green-blind)

#1D60B5

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2f64b7;
/* rgb */ color: rgb(47, 100, 183);
/* oklch */ color: oklch(51.2% 0.143 259.2);

Tailwind

colors: {
  custom: {
    50: '#7a8fcd',
    500: '#2f64b7',
    950: '#000000',
  },
}

SCSS

$custom: #2f64b7;
$custom-light: #7a8fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f64b7",
  "rgb": {
    "r": 47,
    "g": 100,
    "b": 183
  },
  "hsl": {
    "h": 216.618,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51189,
    "c": 0.14302,
    "h": 259.2
  },
  "luminance": 0.13138
}

Semantic roles & 50–950 ramp

primary

#2F64B7

secondary

#C8A97A

accent

#A545E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F64B7

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

Preview Lab → · Contrast checker → · Palette generator →