#2963B3#2963B3

#2963B3 is a mid, vivid cyan. Relative luminance 0.127; OKLCH L 50.5% C 0.141 H 257.4°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#2963B3
RGB	rgb(41, 99, 179)
HSL	hsl(215, 63%, 43%)
HSV	hsv(215, 77%, 70%)
CMYK	cmyk(77.1%, 44.7%, 0%, 29.8%)
CIE-LAB	lab(42.23, 9.96, -47.88)
CIE-LCH	lch(42.23, 48.91, 281.75°)
OKLab	oklab(50.48% -0.0308 -0.1372)
OKLCH	oklch(50.48% 0.141 257.4)
XYZ	xyz(13.5100, 12.6482, 44.3684)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2963B3 #B37929

analogous

#29A8B3 #2963B3 #3429B3

triadic

#2963B3 #B32963 #63B329

tetradic

#2963B3 #B329A8 #B37929 #29B334

square

#2963B3 #B329A8 #B37929 #29B334

split-complementary

#2963B3 #B33429 #A8B329

monochromatic

#122C4F #1E4781 #2963B3 #4581D4 #77A3E0

Accessibility & contrast

On white

5.95

#2963B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#2963B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2963B3

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2963B3	#FFFFFF	#000000	##FFFFFF
##2963B3	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6AB6

Deuteranopia (green-blind)

#1E5EB1

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2963b3;
/* rgb */ color: rgb(41, 99, 179);
/* oklch */ color: oklch(50.5% 0.141 257.4);

Tailwind

colors: {
  custom: {
    50: '#778eca',
    500: '#2963b3',
    950: '#000000',
  },
}

SCSS

$custom: #2963b3;
$custom-light: #778eca;
$custom-dark: #000000;

JSON

{
  "hex": "#2963b3",
  "rgb": {
    "r": 41,
    "g": 99,
    "b": 179
  },
  "hsl": {
    "h": 214.783,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50481,
    "c": 0.14062,
    "h": 257.4
  },
  "luminance": 0.1265
}

Semantic roles & 50–950 ramp

primary

#2963B3

secondary

#C7A370

accent

#A142E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2963B3

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

Preview Lab → · Contrast checker → · Palette generator →