#2F539F#2F539F

#2F539F is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.8% C 0.130 H 263.2°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#2F539F
RGB	rgb(47, 83, 159)
HSL	hsl(221, 54%, 40%)
HSV	hsv(221, 70%, 62%)
CMYK	cmyk(70.4%, 47.8%, 0%, 37.6%)
CIE-LAB	lab(36.54, 13.60, -45.14)
CIE-LCH	lch(36.54, 47.14, 286.77°)
OKLab	oklab(45.76% -0.0155 -0.1293)
OKLCH	oklch(45.76% 0.13 263.2)
XYZ	xyz(10.5213, 9.2930, 34.0334)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F539F #9F7B2F

analogous

#2F8B9F #2F539F #432F9F

triadic

#2F539F #9F2F53 #539F2F

tetradic

#2F539F #9F2F8B #9F7B2F #2F9F43

square

#2F539F #9F2F8B #9F7B2F #2F9F43

split-complementary

#2F539F #9F432F #8B9F2F

monochromatic

#132241 #213A70 #2F539F #446EC8 #7393D6

Accessibility & contrast

On white

7.35

#2F539F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#2F539F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F539F

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F539F	#FFFFFF	#000000	##FFFFFF
##2F539F	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5BA2

Deuteranopia (green-blind)

#12519D

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f539f;
/* rgb */ color: rgb(47, 83, 159);
/* oklch */ color: oklch(45.8% 0.130 263.2);

Tailwind

colors: {
  custom: {
    50: '#7582bc',
    500: '#2f539f',
    950: '#000000',
  },
}

SCSS

$custom: #2f539f;
$custom-light: #7582bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f539f",
  "rgb": {
    "r": 47,
    "g": 83,
    "b": 159
  },
  "hsl": {
    "h": 220.714,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45755,
    "c": 0.13027,
    "h": 263.2
  },
  "luminance": 0.09294
}

Semantic roles & 50–950 ramp

primary

#2F539F

secondary

#BDA36D

accent

#AE4ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2F539F

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

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