#2D63B9#2D63B9

#2D63B9 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.148 H 259.4°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#2D63B9
RGB	rgb(45, 99, 185)
HSL	hsl(217, 61%, 45%)
HSV	hsv(217, 76%, 73%)
CMYK	cmyk(75.7%, 46.5%, 0%, 27.5%)
CIE-LAB	lab(42.74, 12.74, -50.56)
CIE-LCH	lch(42.74, 52.14, 284.14°)
OKLab	oklab(51.03% -0.0271 -0.1451)
OKLCH	oklch(51.03% 0.148 259.4)
XYZ	xyz(14.2978, 12.9827, 47.6419)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D63B9 #B9832D

analogous

#2DA9B9 #2D63B9 #3D2DB9

triadic

#2D63B9 #B92D63 #63B92D

tetradic

#2D63B9 #B92DA9 #B9832D #2DB93D

square

#2D63B9 #B92DA9 #B9832D #2DB93D

split-complementary

#2D63B9 #B93D2D #A9B92D

monochromatic

#152E57 #214988 #2D63B9 #4F82D4 #80A5E0

Accessibility & contrast

On white

5.84

#2D63B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2D63B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D63B9

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D63B9	#FFFFFF	#000000	##FFFFFF
##2D63B9	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356CBC

Deuteranopia (green-blind)

#135FB7

Tritanopia (blue-blind)

#007785

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2d63b9;
/* rgb */ color: rgb(45, 99, 185);
/* oklch */ color: oklch(51.0% 0.148 259.4);

Tailwind

colors: {
  custom: {
    50: '#7a8ece',
    500: '#2d63b9',
    950: '#000000',
  },
}

SCSS

$custom: #2d63b9;
$custom-light: #7a8ece;
$custom-dark: #000000;

JSON

{
  "hex": "#2d63b9",
  "rgb": {
    "r": 45,
    "g": 99,
    "b": 185
  },
  "hsl": {
    "h": 216.857,
    "s": 60.87,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51032,
    "c": 0.14755,
    "h": 259.4
  },
  "luminance": 0.12984
}

Semantic roles & 50–950 ramp

primary

#2D63B9

secondary

#C9AA79

accent

#A644E4

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2D63B9

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

Preview Lab → · Contrast checker → · Palette generator →