#2A66C7#2A66C7

#2A66C7 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.164 H 259.7°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#2A66C7
RGB	rgb(42, 102, 199)
HSL	hsl(217, 65%, 47%)
HSV	hsv(217, 79%, 78%)
CMYK	cmyk(78.9%, 48.7%, 0%, 22%)
CIE-LAB	lab(44.40, 15.80, -56.01)
CIE-LCH	lch(44.40, 58.20, 285.75°)
OKLab	oklab(52.57% -0.0292 -0.1611)
OKLCH	oklch(52.57% 0.164 259.7)
XYZ	xyz(16.0113, 14.1166, 55.9027)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A66C7 #C78B2A

analogous

#2AB5C7 #2A66C7 #3D2AC7

triadic

#2A66C7 #C72A66 #66C72A

tetradic

#2A66C7 #C72AB5 #C78B2A #2AC73D

square

#2A66C7 #C72AB5 #C78B2A #2AC73D

split-complementary

#2A66C7 #C73D2A #B5C72A

monochromatic

#153262 #1F4C94 #2A66C7 #5387DB #86AAE5

Accessibility & contrast

On white

5.49

#2A66C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#2A66C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A66C7

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A66C7	#FFFFFF	#000000	##FFFFFF
##2A66C7	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D71CB

Deuteranopia (green-blind)

#0062C5

Tritanopia (blue-blind)

#007D8D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #2a66c7;
/* rgb */ color: rgb(42, 102, 199);
/* oklch */ color: oklch(52.6% 0.164 259.7);

Tailwind

colors: {
  custom: {
    50: '#7c91d9',
    500: '#2a66c7',
    950: '#000000',
  },
}

SCSS

$custom: #2a66c7;
$custom-light: #7c91d9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a66c7",
  "rgb": {
    "r": 42,
    "g": 102,
    "b": 199
  },
  "hsl": {
    "h": 217.07,
    "s": 65.145,
    "l": 47.255
  },
  "oklch": {
    "l": 0.52574,
    "c": 0.16369,
    "h": 259.7
  },
  "luminance": 0.14119
}

Semantic roles & 50–950 ramp

primary

#2A66C7

secondary

#CFB07E

accent

#A840E8

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #2A66C7

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

Preview Lab → · Contrast checker → · Palette generator →