#2964BB#2964BB

#2964BB is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.3% C 0.150 H 258.4°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#2964BB
RGB	rgb(41, 100, 187)
HSL	hsl(216, 64%, 45%)
HSV	hsv(216, 78%, 73%)
CMYK	cmyk(78.1%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(43.02, 12.38, -51.28)
CIE-LCH	lch(43.02, 52.75, 283.58°)
OKLab	oklab(51.26% -0.0301 -0.1472)
OKLCH	oklch(51.26% 0.15 258.4)
XYZ	xyz(14.4380, 13.1719, 48.7856)
Luminance	0.1317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2964BB #BB8029

analogous

#29ADBB #2964BB #3729BB

triadic

#2964BB #BB2964 #64BB29

tetradic

#2964BB #BB29AD #BB8029 #29BB37

square

#2964BB #BB29AD #BB8029 #29BB37

split-complementary

#2964BB #BB3729 #ADBB29

monochromatic

#132E57 #1E4989 #2964BB #4A83D7 #7CA5E2

Accessibility & contrast

On white

5.78

#2964BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#2964BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2964BB

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2964BB	#FFFFFF	#000000	##FFFFFF
##2964BB	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356DBE

Deuteranopia (green-blind)

#0E5FB9

Tritanopia (blue-blind)

#007986

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2964bb;
/* rgb */ color: rgb(41, 100, 187);
/* oklch */ color: oklch(51.3% 0.150 258.4);

Tailwind

colors: {
  custom: {
    50: '#798fd0',
    500: '#2964bb',
    950: '#000000',
  },
}

SCSS

$custom: #2964bb;
$custom-light: #798fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2964bb",
  "rgb": {
    "r": 41,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 215.753,
    "s": 64.035,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51255,
    "c": 0.15025,
    "h": 258.4
  },
  "luminance": 0.13174
}

Semantic roles & 50–950 ramp

primary

#2964BB

secondary

#CBA875

accent

#A441E7

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2964BB

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

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