#2D66D3#2D66D3

#2D66D3 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.6% C 0.179 H 261.7°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#2D66D3
RGB	rgb(45, 102, 211)
HSL	hsl(219, 65%, 50%)
HSV	hsv(219, 79%, 83%)
CMYK	cmyk(78.7%, 51.7%, 0%, 17.3%)
CIE-LAB	lab(45.31, 20.67, -61.43)
CIE-LCH	lch(45.31, 64.81, 288.60°)
OKLab	oklab(53.55% -0.0258 -0.177)
OKLCH	oklch(53.55% 0.179 261.7)
XYZ	xyz(17.5872, 14.7617, 63.5378)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D66D3 #D39A2D

analogous

#2DB9D3 #2D66D3 #472DD3

triadic

#2D66D3 #D32D66 #66D32D

tetradic

#2D66D3 #D32DB9 #D39A2D #2DD347

square

#2D66D3 #D32DB9 #D39A2D #2DD347

split-complementary

#2D66D3 #D3472D #B9D32D

monochromatic

#17356E #224DA1 #2D66D3 #608BDE #92B0E8

Accessibility & contrast

On white

5.31

#2D66D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#2D66D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D66D3

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D66D3	#FFFFFF	#000000	##FFFFFF
##2D66D3	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A73D7

Deuteranopia (green-blind)

#0064D1

Tritanopia (blue-blind)

#008193

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2d66d3;
/* rgb */ color: rgb(45, 102, 211);
/* oklch */ color: oklch(53.6% 0.179 261.7);

Tailwind

colors: {
  custom: {
    50: '#7f90e1',
    500: '#2d66d3',
    950: '#000000',
  },
}

SCSS

$custom: #2d66d3;
$custom-light: #7f90e1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d66d3",
  "rgb": {
    "r": 45,
    "g": 102,
    "b": 211
  },
  "hsl": {
    "h": 219.398,
    "s": 65.354,
    "l": 50.196
  },
  "oklch": {
    "l": 0.53553,
    "c": 0.17883,
    "h": 261.7
  },
  "luminance": 0.14764
}

Semantic roles & 50–950 ramp

primary

#2D66D3

secondary

#D3BA89

accent

#AE3FE8

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2D66D3

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

Preview Lab → · Contrast checker → · Palette generator →