#2F50A5#2F50A5

#2F50A5 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.5% C 0.143 H 265.2°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F50A5
RGB	rgb(47, 80, 165)
HSL	hsl(223, 56%, 42%)
HSV	hsv(223, 72%, 65%)
CMYK	cmyk(71.5%, 51.5%, 0%, 35.3%)
CIE-LAB	lab(36.09, 17.86, -49.45)
CIE-LCH	lch(36.09, 52.58, 289.85°)
OKLab	oklab(45.54% -0.012 -0.1421)
OKLCH	oklch(45.54% 0.143 265.2)
XYZ	xyz(10.8301, 9.0572, 36.7675)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F50A5 #A5842F

analogous

#2F8BA5 #2F50A5 #492FA5

triadic

#2F50A5 #A52F50 #50A52F

tetradic

#2F50A5 #A52F8B #A5842F #2FA549

square

#2F50A5 #A52F8B #A5842F #2FA549

split-complementary

#2F50A5 #A5492F #8BA52F

monochromatic

#142246 #213975 #2F50A5 #476CCB #7692D8

Accessibility & contrast

On white

7.47

#2F50A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#2F50A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F50A5

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F50A5	#FFFFFF	#000000	##FFFFFF
##2F50A5	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5BA8

Deuteranopia (green-blind)

#0050A3

Tritanopia (blue-blind)

#006473

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f50a5;
/* rgb */ color: rgb(47, 80, 165);
/* oklch */ color: oklch(45.5% 0.143 265.2);

Tailwind

colors: {
  custom: {
    50: '#7780c0',
    500: '#2f50a5',
    950: '#000000',
  },
}

SCSS

$custom: #2f50a5;
$custom-light: #7780c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f50a5",
  "rgb": {
    "r": 47,
    "g": 80,
    "b": 165
  },
  "hsl": {
    "h": 223.22,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45542,
    "c": 0.14259,
    "h": 265.2
  },
  "luminance": 0.09058
}

Semantic roles & 50–950 ramp

primary

#2F50A5

secondary

#C0AA70

accent

#B549DF

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2F50A5

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

Preview Lab → · Contrast checker → · Palette generator →