#2D66BC#2D66BC

#2D66BC is a mid, vivid blue. Relative luminance 0.137; OKLCH L 51.9% C 0.148 H 258.7°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#2D66BC
RGB	rgb(45, 102, 188)
HSL	hsl(216, 61%, 46%)
HSV	hsv(216, 76%, 74%)
CMYK	cmyk(76.1%, 45.7%, 0%, 26.3%)
CIE-LAB	lab(43.78, 11.95, -50.63)
CIE-LCH	lch(43.78, 52.02, 283.28°)
OKLab	oklab(51.9% -0.0291 -0.1452)
OKLCH	oklch(51.9% 0.148 258.7)
XYZ	xyz(14.9073, 13.6898, 49.4239)
Luminance	0.1369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D66BC #BC832D

analogous

#2DADBC #2D66BC #3C2DBC

triadic

#2D66BC #BC2D66 #66BC2D

tetradic

#2D66BC #BC2DAD #BC832D #2DBC3C

square

#2D66BC #BC2DAD #BC832D #2DBC3C

split-complementary

#2D66BC #BC3C2D #ADBC2D

monochromatic

#153059 #214B8B #2D66BC #5186D5 #82A8E1

Accessibility & contrast

On white

5.62

#2D66BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#2D66BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D66BC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D66BC	#FFFFFF	#000000	##FFFFFF
##2D66BC	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396EBF

Deuteranopia (green-blind)

#1861BA

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2d66bc;
/* rgb */ color: rgb(45, 102, 188);
/* oklch */ color: oklch(51.9% 0.148 258.7);

Tailwind

colors: {
  custom: {
    50: '#7a91d1',
    500: '#2d66bc',
    950: '#000000',
  },
}

SCSS

$custom: #2d66bc;
$custom-light: #7a91d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d66bc",
  "rgb": {
    "r": 45,
    "g": 102,
    "b": 188
  },
  "hsl": {
    "h": 216.084,
    "s": 61.373,
    "l": 45.686
  },
  "oklch": {
    "l": 0.519,
    "c": 0.14806,
    "h": 258.7
  },
  "luminance": 0.13691
}

Semantic roles & 50–950 ramp

primary

#2D66BC

secondary

#CAAA7B

accent

#A443E4

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2D66BC

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

Preview Lab → · Contrast checker → · Palette generator →