#2A66B7#2A66B7

#2A66B7 is a mid, vivid cyan. Relative luminance 0.134; OKLCH L 51.5% C 0.142 H 257.0°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#2A66B7
RGB	rgb(42, 102, 183)
HSL	hsl(214, 63%, 44%)
HSV	hsv(214, 77%, 72%)
CMYK	cmyk(77%, 44.3%, 0%, 28.2%)
CIE-LAB	lab(43.38, 9.68, -48.38)
CIE-LCH	lch(43.38, 49.33, 281.32°)
OKLab	oklab(51.46% -0.0319 -0.1386)
OKLCH	oklch(51.46% 0.142 257)
XYZ	xyz(14.2503, 13.4122, 46.6283)
Luminance	0.1341 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A66B7 #B77B2A

analogous

#2AADB7 #2A66B7 #342AB7

triadic

#2A66B7 #B72A66 #66B72A

tetradic

#2A66B7 #B72AAD #B77B2A #2AB734

square

#2A66B7 #B72AAD #B77B2A #2AB734

split-complementary

#2A66B7 #B7342A #ADB72A

monochromatic

#132F53 #1F4A85 #2A66B7 #4985D5 #7BA6E1

Accessibility & contrast

On white

5.70

#2A66B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#2A66B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A66B7

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A66B7	#FFFFFF	#000000	##FFFFFF
##2A66B7	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6DBA

Deuteranopia (green-blind)

#2161B5

Tritanopia (blue-blind)

#007985

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2a66b7;
/* rgb */ color: rgb(42, 102, 183);
/* oklch */ color: oklch(51.5% 0.142 257.0);

Tailwind

colors: {
  custom: {
    50: '#7891cd',
    500: '#2a66b7',
    950: '#000000',
  },
}

SCSS

$custom: #2a66b7;
$custom-light: #7891cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a66b7",
  "rgb": {
    "r": 42,
    "g": 102,
    "b": 183
  },
  "hsl": {
    "h": 214.468,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51459,
    "c": 0.14222,
    "h": 257
  },
  "luminance": 0.13414
}

Semantic roles & 50–950 ramp

primary

#2A66B7

secondary

#C9A574

accent

#A042E6

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2A66B7

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

Preview Lab → · Contrast checker → · Palette generator →