#2A64B8#2A64B8

#2A64B8 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.1% C 0.146 H 258.1°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2A64B8
RGB	rgb(42, 100, 184)
HSL	hsl(215, 63%, 44%)
HSV	hsv(215, 77%, 72%)
CMYK	cmyk(77.2%, 45.7%, 0%, 27.8%)
CIE-LAB	lab(42.86, 11.35, -49.79)
CIE-LCH	lch(42.86, 51.06, 282.84°)
OKLab	oklab(51.08% -0.0301 -0.1428)
OKLCH	oklch(51.08% 0.146 258.1)
XYZ	xyz(14.1606, 13.0656, 47.1137)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A64B8 #B87E2A

analogous

#2AABB8 #2A64B8 #372AB8

triadic

#2A64B8 #B82A64 #64B82A

tetradic

#2A64B8 #B82AAB #B87E2A #2AB837

square

#2A64B8 #B82AAB #B87E2A #2AB837

split-complementary

#2A64B8 #B8372A #ABB82A

monochromatic

#132E54 #1F4986 #2A64B8 #4A83D6 #7BA5E1

Accessibility & contrast

On white

5.81

#2A64B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#2A64B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A64B8

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A64B8	#FFFFFF	#000000	##FFFFFF
##2A64B8	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386CBB

Deuteranopia (green-blind)

#185FB6

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2a64b8;
/* rgb */ color: rgb(42, 100, 184);
/* oklch */ color: oklch(51.1% 0.146 258.1);

Tailwind

colors: {
  custom: {
    50: '#788fce',
    500: '#2a64b8',
    950: '#000000',
  },
}

SCSS

$custom: #2a64b8;
$custom-light: #788fce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a64b8",
  "rgb": {
    "r": 42,
    "g": 100,
    "b": 184
  },
  "hsl": {
    "h": 215.493,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5108,
    "c": 0.14591,
    "h": 258.1
  },
  "luminance": 0.13067
}

Semantic roles & 50–950 ramp

primary

#2A64B8

secondary

#C9A775

accent

#A342E6

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2A64B8

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

Preview Lab → · Contrast checker → · Palette generator →