#2963B6#2963B6

#2963B6 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 50.7% C 0.145 H 257.9°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#2963B6
RGB	rgb(41, 99, 182)
HSL	hsl(215, 63%, 44%)
HSV	hsv(215, 77%, 71%)
CMYK	cmyk(77.5%, 45.6%, 0%, 28.6%)
CIE-LAB	lab(42.42, 11.11, -49.34)
CIE-LCH	lch(42.42, 50.57, 282.69°)
OKLab	oklab(50.69% -0.0302 -0.1415)
OKLCH	oklch(50.69% 0.145 257.9)
XYZ	xyz(13.8167, 12.7709, 45.9837)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2963B6 #B67C29

analogous

#29A9B6 #2963B6 #3529B6

triadic

#2963B6 #B62963 #63B629

tetradic

#2963B6 #B629A9 #B67C29 #29B635

square

#2963B6 #B629A9 #B67C29 #29B635

split-complementary

#2963B6 #B63529 #A9B629

monochromatic

#122D52 #1E4884 #2963B6 #4781D5 #79A3E1

Accessibility & contrast

On white

5.91

#2963B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#2963B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2963B6

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2963B6	#FFFFFF	#000000	##FFFFFF
##2963B6	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386BB9

Deuteranopia (green-blind)

#185EB4

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2963b6;
/* rgb */ color: rgb(41, 99, 182);
/* oklch */ color: oklch(50.7% 0.145 257.9);

Tailwind

colors: {
  custom: {
    50: '#788ecc',
    500: '#2963b6',
    950: '#000000',
  },
}

SCSS

$custom: #2963b6;
$custom-light: #788ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#2963b6",
  "rgb": {
    "r": 41,
    "g": 99,
    "b": 182
  },
  "hsl": {
    "h": 215.319,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50686,
    "c": 0.14468,
    "h": 257.9
  },
  "luminance": 0.12772
}

Semantic roles & 50–950 ramp

primary

#2963B6

secondary

#C9A572

accent

#A342E6

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2963B6

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

Preview Lab → · Contrast checker → · Palette generator →