#2F63AD#2F63AD

#2F63AD is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.3% C 0.131 H 257.6°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#2F63AD
RGB	rgb(47, 99, 173)
HSL	hsl(215, 57%, 43%)
HSV	hsv(215, 73%, 68%)
CMYK	cmyk(72.8%, 42.8%, 0%, 32.2%)
CIE-LAB	lab(42.07, 8.47, -44.60)
CIE-LCH	lch(42.07, 45.40, 280.75°)
OKLab	oklab(50.3% -0.0279 -0.1275)
OKLCH	oklch(50.3% 0.131 257.6)
XYZ	xyz(13.1742, 12.5437, 41.2539)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F63AD #AD792F

analogous

#2FA2AD #2F63AD #3A2FAD

triadic

#2F63AD #AD2F63 #63AD2F

tetradic

#2F63AD #AD2FA2 #AD792F #2FAD3A

square

#2F63AD #AD2FA2 #AD792F #2FAD3A

split-complementary

#2F63AD #AD3A2F #A2AD2F

monochromatic

#152C4D #22477D #2F63AD #4B81CE #7BA3DB

Accessibility & contrast

On white

5.98

#2F63AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#2F63AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F63AD

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F63AD	#FFFFFF	#000000	##FFFFFF
##2F63AD	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6AB0

Deuteranopia (green-blind)

#295EAC

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2f63ad;
/* rgb */ color: rgb(47, 99, 173);
/* oklch */ color: oklch(50.3% 0.131 257.6);

Tailwind

colors: {
  custom: {
    50: '#788ec6',
    500: '#2f63ad',
    950: '#000000',
  },
}

SCSS

$custom: #2f63ad;
$custom-light: #788ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f63ad",
  "rgb": {
    "r": 47,
    "g": 99,
    "b": 173
  },
  "hsl": {
    "h": 215.238,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50296,
    "c": 0.13052,
    "h": 257.6
  },
  "luminance": 0.12545
}

Semantic roles & 50–950 ramp

primary

#2F63AD

secondary

#C4A374

accent

#A147E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F63AD

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

Preview Lab → · Contrast checker → · Palette generator →