#2F64B3#2F64B3

#2F64B3 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 50.9% C 0.138 H 258.4°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#2F64B3
RGB	rgb(47, 100, 179)
HSL	hsl(216, 58%, 44%)
HSV	hsv(216, 74%, 70%)
CMYK	cmyk(73.7%, 44.1%, 0%, 29.8%)
CIE-LAB	lab(42.72, 10.09, -47.08)
CIE-LCH	lch(42.72, 48.15, 282.09°)
OKLab	oklab(50.92% -0.0276 -0.1348)
OKLCH	oklch(50.92% 0.138 258.4)
XYZ	xyz(13.8632, 12.9718, 44.4123)
Luminance	0.1297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F64B3 #B37E2F

analogous

#2FA6B3 #2F64B3 #3C2FB3

triadic

#2F64B3 #B32F64 #64B32F

tetradic

#2F64B3 #B32FA6 #B37E2F #2FB33C

square

#2F64B3 #B32FA6 #B37E2F #2FB33C

split-complementary

#2F64B3 #B33C2F #A6B32F

monochromatic

#162E52 #224983 #2F64B3 #4F83D1 #7FA5DD

Accessibility & contrast

On white

5.84

#2F64B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2F64B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F64B3

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F64B3	#FFFFFF	#000000	##FFFFFF
##2F64B3	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6BB6

Deuteranopia (green-blind)

#245FB1

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2f64b3;
/* rgb */ color: rgb(47, 100, 179);
/* oklch */ color: oklch(50.9% 0.138 258.4);

Tailwind

colors: {
  custom: {
    50: '#798fca',
    500: '#2f64b3',
    950: '#000000',
  },
}

SCSS

$custom: #2f64b3;
$custom-light: #798fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f64b3",
  "rgb": {
    "r": 47,
    "g": 100,
    "b": 179
  },
  "hsl": {
    "h": 215.909,
    "s": 58.407,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50918,
    "c": 0.13757,
    "h": 258.4
  },
  "luminance": 0.12973
}

Semantic roles & 50–950 ramp

primary

#2F64B3

secondary

#C6A778

accent

#A346E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F64B3

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

Preview Lab → · Contrast checker → · Palette generator →