#2D66BA#2D66BA

#2D66BA is a mid, vivid blue. Relative luminance 0.136; OKLCH L 51.8% C 0.145 H 258.3°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#2D66BA
RGB	rgb(45, 102, 186)
HSL	hsl(216, 61%, 45%)
HSV	hsv(216, 76%, 73%)
CMYK	cmyk(75.8%, 45.2%, 0%, 27.1%)
CIE-LAB	lab(43.66, 11.19, -49.67)
CIE-LCH	lch(43.66, 50.91, 282.70°)
OKLab	oklab(51.76% -0.0294 -0.1423)
OKLCH	oklch(51.76% 0.145 258.3)
XYZ	xyz(14.6932, 13.6041, 48.2963)
Luminance	0.1361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D66BA #BA812D

analogous

#2DACBA #2D66BA #3B2DBA

triadic

#2D66BA #BA2D66 #66BA2D

tetradic

#2D66BA #BA2DAC #BA812D #2DBA3B

square

#2D66BA #BA2DAC #BA812D #2DBA3B

split-complementary

#2D66BA #BA3B2D #ACBA2D

monochromatic

#153057 #214B89 #2D66BA #5085D5 #81A8E0

Accessibility & contrast

On white

5.64

#2D66BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#2D66BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D66BA

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D66BA	#FFFFFF	#000000	##FFFFFF
##2D66BA	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6EBD

Deuteranopia (green-blind)

#1D61B8

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2d66ba;
/* rgb */ color: rgb(45, 102, 186);
/* oklch */ color: oklch(51.8% 0.145 258.3);

Tailwind

colors: {
  custom: {
    50: '#7a91cf',
    500: '#2d66ba',
    950: '#000000',
  },
}

SCSS

$custom: #2d66ba;
$custom-light: #7a91cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d66ba",
  "rgb": {
    "r": 45,
    "g": 102,
    "b": 186
  },
  "hsl": {
    "h": 215.745,
    "s": 61.039,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51764,
    "c": 0.14536,
    "h": 258.3
  },
  "luminance": 0.13606
}

Semantic roles & 50–950 ramp

primary

#2D66BA

secondary

#C9A979

accent

#A344E4

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2D66BA

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

Preview Lab → · Contrast checker → · Palette generator →