#2F64B8#2F64B8

#2F64B8 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.3% C 0.144 H 259.3°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F64B8
RGB	rgb(47, 100, 184)
HSL	hsl(217, 59%, 45%)
HSV	hsv(217, 74%, 72%)
CMYK	cmyk(74.5%, 45.7%, 0%, 27.8%)
CIE-LAB	lab(43.03, 11.97, -49.51)
CIE-LCH	lch(43.03, 50.94, 283.60°)
OKLab	oklab(51.26% -0.0267 -0.1419)
OKLCH	oklch(51.26% 0.144 259.3)
XYZ	xyz(14.3781, 13.1778, 47.1239)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F64B8 #B8832F

analogous

#2FA8B8 #2F64B8 #3E2FB8

triadic

#2F64B8 #B82F64 #64B82F

tetradic

#2F64B8 #B82FA8 #B8832F #2FB83E

square

#2F64B8 #B82FA8 #B8832F #2FB83E

split-complementary

#2F64B8 #B83E2F #A8B82F

monochromatic

#162F57 #234A87 #2F64B8 #5283D3 #82A6DF

Accessibility & contrast

On white

5.78

#2F64B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#2F64B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F64B8

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F64B8	#FFFFFF	#000000	##FFFFFF
##2F64B8	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396CBB

Deuteranopia (green-blind)

#1B60B6

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2f64b8;
/* rgb */ color: rgb(47, 100, 184);
/* oklch */ color: oklch(51.3% 0.144 259.3);

Tailwind

colors: {
  custom: {
    50: '#7a8fce',
    500: '#2f64b8',
    950: '#000000',
  },
}

SCSS

$custom: #2f64b8;
$custom-light: #7a8fce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f64b8",
  "rgb": {
    "r": 47,
    "g": 100,
    "b": 184
  },
  "hsl": {
    "h": 216.788,
    "s": 59.307,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51257,
    "c": 0.14438,
    "h": 259.3
  },
  "luminance": 0.13179
}

Semantic roles & 50–950 ramp

primary

#2F64B8

secondary

#C8AA7B

accent

#A645E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #2F64B8

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

Preview Lab → · Contrast checker → · Palette generator →