#2B66A3#2B66A3

#2B66A3 is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 50.2% C 0.115 H 251.8°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#2B66A3
RGB	rgb(43, 102, 163)
HSL	hsl(211, 58%, 40%)
HSV	hsv(211, 74%, 64%)
CMYK	cmyk(73.6%, 37.4%, 0%, 36.1%)
CIE-LAB	lab(42.25, 2.23, -38.43)
CIE-LCH	lch(42.25, 38.49, 273.32°)
OKLab	oklab(50.21% -0.0359 -0.1094)
OKLCH	oklch(50.21% 0.115 251.8)
XYZ	xyz(12.3560, 12.6593, 36.4355)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B66A3 #A3682B

analogous

#2BA2A3 #2B66A3 #2C2BA3

triadic

#2B66A3 #A32B66 #66A32B

tetradic

#2B66A3 #A32BA2 #A3682B #2BA32C

square

#2B66A3 #A32BA2 #A3682B #2BA32C

split-complementary

#2B66A3 #A32C2B #A2A32B

monochromatic

#112942 #1E4873 #2B66A3 #3F84CC #6FA3D9

Accessibility & contrast

On white

5.95

#2B66A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#2B66A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B66A3

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B66A3	#FFFFFF	#000000	##FFFFFF
##2B66A3	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)

#4A6AA6

Deuteranopia (green-blind)

#385FA2

Tritanopia (blue-blind)

#00747C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2b66a3;
/* rgb */ color: rgb(43, 102, 163);
/* oklch */ color: oklch(50.2% 0.115 251.8);

Tailwind

colors: {
  custom: {
    50: '#7491be',
    500: '#2b66a3',
    950: '#000000',
  },
}

SCSS

$custom: #2b66a3;
$custom-light: #7491be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b66a3",
  "rgb": {
    "r": 43,
    "g": 102,
    "b": 163
  },
  "hsl": {
    "h": 210.5,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50209,
    "c": 0.11512,
    "h": 251.8
  },
  "luminance": 0.12661
}

Semantic roles & 50–950 ramp

primary

#2B66A3

secondary

#C0966A

accent

#9546E1

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2B66A3

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

Preview Lab → · Contrast checker → · Palette generator →