#2D63B5#2D63B5

#2D63B5 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 50.8% C 0.142 H 258.7°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#2D63B5
RGB	rgb(45, 99, 181)
HSL	hsl(216, 60%, 44%)
HSV	hsv(216, 75%, 71%)
CMYK	cmyk(75.1%, 45.3%, 0%, 29%)
CIE-LAB	lab(42.48, 11.22, -48.63)
CIE-LCH	lch(42.48, 49.91, 282.99°)
OKLab	oklab(50.76% -0.0278 -0.1394)
OKLCH	oklch(50.76% 0.142 258.7)
XYZ	xyz(13.8815, 12.8162, 45.4493)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D63B5 #B57F2D

analogous

#2DA7B5 #2D63B5 #3B2DB5

triadic

#2D63B5 #B52D63 #63B52D

tetradic

#2D63B5 #B52DA7 #B57F2D #2DB53B

square

#2D63B5 #B52DA7 #B57F2D #2DB53B

split-complementary

#2D63B5 #B53B2D #A7B52D

monochromatic

#152D53 #214884 #2D63B5 #4D82D3 #7EA4DF

Accessibility & contrast

On white

5.89

#2D63B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#2D63B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D63B5

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D63B5	#FFFFFF	#000000	##FFFFFF
##2D63B5	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396BB8

Deuteranopia (green-blind)

#1C5EB3

Tritanopia (blue-blind)

#007683

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2d63b5;
/* rgb */ color: rgb(45, 99, 181);
/* oklch */ color: oklch(50.8% 0.142 258.7);

Tailwind

colors: {
  custom: {
    50: '#798ecc',
    500: '#2d63b5',
    950: '#000000',
  },
}

SCSS

$custom: #2d63b5;
$custom-light: #798ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d63b5",
  "rgb": {
    "r": 45,
    "g": 99,
    "b": 181
  },
  "hsl": {
    "h": 216.176,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50756,
    "c": 0.14211,
    "h": 258.7
  },
  "luminance": 0.12818
}

Semantic roles & 50–950 ramp

primary

#2D63B5

secondary

#C7A776

accent

#A444E3

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2D63B5

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

Preview Lab → · Contrast checker → · Palette generator →