#2966B3#2966B3

#2966B3 is a mid, vivid cyan. Relative luminance 0.132; OKLCH L 51.2% C 0.137 H 255.9°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#2966B3
RGB	rgb(41, 102, 179)
HSL	hsl(213, 63%, 43%)
HSV	hsv(213, 77%, 70%)
CMYK	cmyk(77.1%, 43%, 0%, 29.8%)
CIE-LAB	lab(43.10, 8.03, -46.48)
CIE-LCH	lch(43.10, 47.17, 279.81°)
OKLab	oklab(51.16% -0.0334 -0.133)
OKLCH	oklch(51.16% 0.137 255.9)
XYZ	xyz(13.7995, 13.2272, 44.4649)
Luminance	0.1323 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2966B3 #B37629

analogous

#29ABB3 #2966B3 #3129B3

triadic

#2966B3 #B32966 #66B329

tetradic

#2966B3 #B329AB #B37629 #29B331

square

#2966B3 #B329AB #B37629 #29B331

split-complementary

#2966B3 #B33129 #ABB329

monochromatic

#122D4F #1E4A81 #2966B3 #4584D4 #77A5E0

Accessibility & contrast

On white

5.76

#2966B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#2966B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2966B3

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2966B3	#FFFFFF	#000000	##FFFFFF
##2966B3	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#406DB6

Deuteranopia (green-blind)

#2660B1

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2966b3;
/* rgb */ color: rgb(41, 102, 179);
/* oklch */ color: oklch(51.2% 0.137 255.9);

Tailwind

colors: {
  custom: {
    50: '#7791ca',
    500: '#2966b3',
    950: '#000000',
  },
}

SCSS

$custom: #2966b3;
$custom-light: #7791ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2966b3",
  "rgb": {
    "r": 41,
    "g": 102,
    "b": 179
  },
  "hsl": {
    "h": 213.478,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51159,
    "c": 0.13715,
    "h": 255.9
  },
  "luminance": 0.13229
}

Semantic roles & 50–950 ramp

primary

#2966B3

secondary

#C7A170

accent

#9D42E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2966B3

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

Preview Lab → · Contrast checker → · Palette generator →