#2F63AC#2F63AC

#2F63AC is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.2% C 0.129 H 257.4°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#2F63AC
RGB	rgb(47, 99, 172)
HSL	hsl(215, 57%, 43%)
HSV	hsv(215, 73%, 67%)
CMYK	cmyk(72.7%, 42.4%, 0%, 32.5%)
CIE-LAB	lab(42.01, 8.09, -44.11)
CIE-LCH	lch(42.01, 44.85, 280.40°)
OKLab	oklab(50.23% -0.0282 -0.126)
OKLCH	oklch(50.23% 0.129 257.4)
XYZ	xyz(13.0778, 12.5052, 40.7462)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F63AC #AC782F

analogous

#2FA1AC #2F63AC #392FAC

triadic

#2F63AC #AC2F63 #63AC2F

tetradic

#2F63AC #AC2FA1 #AC782F #2FAC39

square

#2F63AC #AC2FA1 #AC782F #2FAC39

split-complementary

#2F63AC #AC392F #A1AC2F

monochromatic

#152C4C #22477C #2F63AC #4B81CE #7BA3DB

Accessibility & contrast

On white

6.00

#2F63AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#2F63AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F63AC

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F63AC	#FFFFFF	#000000	##FFFFFF
##2F63AC	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4069AF

Deuteranopia (green-blind)

#2B5EAB

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2f63ac;
/* rgb */ color: rgb(47, 99, 172);
/* oklch */ color: oklch(50.2% 0.129 257.4);

Tailwind

colors: {
  custom: {
    50: '#788ec5',
    500: '#2f63ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f63ac;
$custom-light: #788ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f63ac",
  "rgb": {
    "r": 47,
    "g": 99,
    "b": 172
  },
  "hsl": {
    "h": 215.04,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5023,
    "c": 0.12916,
    "h": 257.4
  },
  "luminance": 0.12507
}

Semantic roles & 50–950 ramp

primary

#2F63AC

secondary

#C3A274

accent

#A147E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F63AC

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

Preview Lab → · Contrast checker → · Palette generator →