#2963C5#2963C5

#2963C5 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.8% C 0.165 H 260.3°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#2963C5
RGB	rgb(41, 99, 197)
HSL	hsl(218, 66%, 47%)
HSV	hsv(218, 79%, 77%)
CMYK	cmyk(79.2%, 49.7%, 0%, 22.7%)
CIE-LAB	lab(43.40, 16.86, -56.48)
CIE-LCH	lch(43.40, 58.94, 286.63°)
OKLab	oklab(51.75% -0.0278 -0.1625)
OKLCH	oklch(51.75% 0.165 260.3)
XYZ	xyz(15.4507, 13.4245, 54.5894)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2963C5 #C58B29

analogous

#29B1C5 #2963C5 #3D29C5

triadic

#2963C5 #C52963 #63C529

tetradic

#2963C5 #C529B1 #C58B29 #29C53D

square

#2963C5 #C529B1 #C58B29 #29C53D

split-complementary

#2963C5 #C53D29 #B1C529

monochromatic

#143060 #1E4A92 #2963C5 #5184DB #83A8E5

Accessibility & contrast

On white

5.70

#2963C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#2963C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2963C5

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2963C5	#FFFFFF	#000000	##FFFFFF
##2963C5	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276EC9

Deuteranopia (green-blind)

#0060C3

Tritanopia (blue-blind)

#007B8A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2963c5;
/* rgb */ color: rgb(41, 99, 197);
/* oklch */ color: oklch(51.8% 0.165 260.3);

Tailwind

colors: {
  custom: {
    50: '#7b8ed7',
    500: '#2963c5',
    950: '#000000',
  },
}

SCSS

$custom: #2963c5;
$custom-light: #7b8ed7;
$custom-dark: #000000;

JSON

{
  "hex": "#2963c5",
  "rgb": {
    "r": 41,
    "g": 99,
    "b": 197
  },
  "hsl": {
    "h": 217.692,
    "s": 65.546,
    "l": 46.667
  },
  "oklch": {
    "l": 0.51754,
    "c": 0.16486,
    "h": 260.3
  },
  "luminance": 0.13426
}

Semantic roles & 50–950 ramp

primary

#2963C5

secondary

#CEB07C

accent

#AA3FE8

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2963C5

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

Preview Lab → · Contrast checker → · Palette generator →