#2F50A1#2F50A1

#2F50A1 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.2% C 0.137 H 264.8°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#2F50A1
RGB	rgb(47, 80, 161)
HSL	hsl(223, 55%, 41%)
HSV	hsv(223, 71%, 63%)
CMYK	cmyk(70.8%, 50.3%, 0%, 36.9%)
CIE-LAB	lab(35.82, 16.34, -47.51)
CIE-LCH	lch(35.82, 50.24, 288.99°)
OKLab	oklab(45.24% -0.0124 -0.1364)
OKLCH	oklch(45.24% 0.137 264.8)
XYZ	xyz(10.4717, 8.9138, 34.8800)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F50A1 #A1802F

analogous

#2F89A1 #2F50A1 #472FA1

triadic

#2F50A1 #A12F50 #50A12F

tetradic

#2F50A1 #A12F89 #A1802F #2FA147

square

#2F50A1 #A12F89 #A1802F #2FA147

split-complementary

#2F50A1 #A1472F #89A12F

monochromatic

#132142 #213872 #2F50A1 #456BC9 #7490D6

Accessibility & contrast

On white

7.55

#2F50A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2F50A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F50A1

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F50A1	#FFFFFF	#000000	##FFFFFF
##2F50A1	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225AA4

Deuteranopia (green-blind)

#004F9F

Tritanopia (blue-blind)

#006371

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2f50a1;
/* rgb */ color: rgb(47, 80, 161);
/* oklch */ color: oklch(45.2% 0.137 264.8);

Tailwind

colors: {
  custom: {
    50: '#7680bd',
    500: '#2f50a1',
    950: '#000000',
  },
}

SCSS

$custom: #2f50a1;
$custom-light: #7680bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f50a1",
  "rgb": {
    "r": 47,
    "g": 80,
    "b": 161
  },
  "hsl": {
    "h": 222.632,
    "s": 54.808,
    "l": 40.784
  },
  "oklch": {
    "l": 0.45244,
    "c": 0.13693,
    "h": 264.8
  },
  "luminance": 0.08915
}

Semantic roles & 50–950 ramp

primary

#2F50A1

secondary

#BEA76E

accent

#B34ADE

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2F50A1

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

Preview Lab → · Contrast checker → · Palette generator →