#2F63BA#2F63BA

#2F63BA is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.148 H 260.1°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F63BA
RGB	rgb(47, 99, 186)
HSL	hsl(218, 60%, 46%)
HSV	hsv(218, 75%, 73%)
CMYK	cmyk(74.7%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(42.87, 13.37, -50.93)
CIE-LCH	lch(42.87, 52.66, 284.71°)
OKLab	oklab(51.18% -0.0255 -0.1461)
OKLCH	oklch(51.18% 0.148 260.1)
XYZ	xyz(14.4938, 13.0716, 48.2041)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F63BA #BA862F

analogous

#2FA8BA #2F63BA #402FBA

triadic

#2F63BA #BA2F63 #63BA2F

tetradic

#2F63BA #BA2FA8 #BA862F #2FBA40

square

#2F63BA #BA2FA8 #BA862F #2FBA40

split-complementary

#2F63BA #BA402F #A8BA2F

monochromatic

#162F58 #234989 #2F63BA #5383D3 #84A6E0

Accessibility & contrast

On white

5.81

#2F63BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#2F63BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F63BA

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F63BA	#FFFFFF	#000000	##FFFFFF
##2F63BA	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356CBD

Deuteranopia (green-blind)

#125FB8

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2f63ba;
/* rgb */ color: rgb(47, 99, 186);
/* oklch */ color: oklch(51.2% 0.148 260.1);

Tailwind

colors: {
  custom: {
    50: '#7a8ecf',
    500: '#2f63ba',
    950: '#000000',
  },
}

SCSS

$custom: #2f63ba;
$custom-light: #7a8ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f63ba",
  "rgb": {
    "r": 47,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 217.554,
    "s": 59.657,
    "l": 45.686
  },
  "oklch": {
    "l": 0.51175,
    "c": 0.1483,
    "h": 260.1
  },
  "luminance": 0.13073
}

Semantic roles & 50–950 ramp

primary

#2F63BA

secondary

#C9AC7C

accent

#A845E3

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2F63BA

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

Preview Lab → · Contrast checker → · Palette generator →