#2D63B0#2D63B0

#2D63B0 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.4% C 0.135 H 257.7°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#2D63B0
RGB	rgb(45, 99, 176)
HSL	hsl(215, 59%, 43%)
HSV	hsv(215, 74%, 69%)
CMYK	cmyk(74.4%, 43.8%, 0%, 31%)
CIE-LAB	lab(42.18, 9.32, -46.20)
CIE-LCH	lch(42.18, 47.13, 281.41°)
OKLab	oklab(50.42% -0.0287 -0.1322)
OKLCH	oklch(50.42% 0.135 257.7)
XYZ	xyz(13.3776, 12.6147, 42.7957)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D63B0 #B07A2D

analogous

#2DA4B0 #2D63B0 #382DB0

triadic

#2D63B0 #B02D63 #63B02D

tetradic

#2D63B0 #B02DA4 #B07A2D #2DB038

square

#2D63B0 #B02DA4 #B07A2D #2DB038

split-complementary

#2D63B0 #B0382D #A4B02D

monochromatic

#142C4F #21487F #2D63B0 #4A81D1 #7AA3DD

Accessibility & contrast

On white

5.96

#2D63B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#2D63B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D63B0

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D63B0	#FFFFFF	#000000	##FFFFFF
##2D63B0	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6AB3

Deuteranopia (green-blind)

#245EAE

Tritanopia (blue-blind)

#007581

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2d63b0;
/* rgb */ color: rgb(45, 99, 176);
/* oklch */ color: oklch(50.4% 0.135 257.7);

Tailwind

colors: {
  custom: {
    50: '#788ec8',
    500: '#2d63b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d63b0;
$custom-light: #788ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d63b0",
  "rgb": {
    "r": 45,
    "g": 99,
    "b": 176
  },
  "hsl": {
    "h": 215.267,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50419,
    "c": 0.13529,
    "h": 257.7
  },
  "luminance": 0.12616
}

Semantic roles & 50–950 ramp

primary

#2D63B0

secondary

#C5A473

accent

#A245E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2D63B0

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

Preview Lab → · Contrast checker → · Palette generator →