#2B64B6#2B64B6

#2B64B6 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.143 H 258.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B64B6
RGB	rgb(43, 100, 182)
HSL	hsl(215, 62%, 44%)
HSV	hsv(215, 76%, 71%)
CMYK	cmyk(76.4%, 45.1%, 0%, 28.6%)
CIE-LAB	lab(42.77, 10.71, -48.77)
CIE-LCH	lch(42.77, 49.93, 282.38°)
OKLab	oklab(50.98% -0.0298 -0.1398)
OKLCH	oklch(50.98% 0.143 258)
XYZ	xyz(13.9938, 13.0037, 46.0193)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64B6 #B67D2B

analogous

#2BAAB6 #2B64B6 #382BB6

triadic

#2B64B6 #B62B64 #64B62B

tetradic

#2B64B6 #B62BAA #B67D2B #2BB638

square

#2B64B6 #B62BAA #B67D2B #2BB638

split-complementary

#2B64B6 #B6382B #AAB62B

monochromatic

#142E53 #1F4984 #2B64B6 #4A83D4 #7BA5E0

Accessibility & contrast

On white

5.83

#2B64B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2B64B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64B6

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64B6	#FFFFFF	#000000	##FFFFFF
##2B64B6	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6CB9

Deuteranopia (green-blind)

#1C5FB4

Tritanopia (blue-blind)

#007784

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2b64b6;
/* rgb */ color: rgb(43, 100, 182);
/* oklch */ color: oklch(51.0% 0.143 258.0);

Tailwind

colors: {
  custom: {
    50: '#788fcc',
    500: '#2b64b6',
    950: '#000000',
  },
}

SCSS

$custom: #2b64b6;
$custom-light: #788fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64b6",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 182
  },
  "hsl": {
    "h": 215.396,
    "s": 61.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50977,
    "c": 0.14291,
    "h": 258
  },
  "luminance": 0.13005
}

Semantic roles & 50–950 ramp

primary

#2B64B6

secondary

#C8A675

accent

#A243E5

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B64B6

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

Preview Lab → · Contrast checker → · Palette generator →