#2F539E#2F539E

#2F539E is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.7% C 0.129 H 263.0°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#2F539E
RGB	rgb(47, 83, 158)
HSL	hsl(221, 54%, 40%)
HSV	hsv(221, 70%, 62%)
CMYK	cmyk(70.3%, 47.5%, 0%, 38%)
CIE-LAB	lab(36.48, 13.22, -44.65)
CIE-LCH	lch(36.48, 46.56, 286.50°)
OKLab	oklab(45.68% -0.0157 -0.1279)
OKLCH	oklch(45.68% 0.129 263)
XYZ	xyz(10.4349, 9.2584, 33.5782)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F539E #9E7A2F

analogous

#2F8A9E #2F539E #432F9E

triadic

#2F539E #9E2F53 #539E2F

tetradic

#2F539E #9E2F8A #9E7A2F #2F9E43

square

#2F539E #9E2F8A #9E7A2F #2F9E43

split-complementary

#2F539E #9E432F #8A9E2F

monochromatic

#132140 #213A6F #2F539E #436EC7 #7292D5

Accessibility & contrast

On white

7.36

#2F539E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2F539E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F539E

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F539E	#FFFFFF	#000000	##FFFFFF
##2F539E	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5BA1

Deuteranopia (green-blind)

#14519C

Tritanopia (blue-blind)

#006471

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f539e;
/* rgb */ color: rgb(47, 83, 158);
/* oklch */ color: oklch(45.7% 0.129 263.0);

Tailwind

colors: {
  custom: {
    50: '#7582bb',
    500: '#2f539e',
    950: '#000000',
  },
}

SCSS

$custom: #2f539e;
$custom-light: #7582bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f539e",
  "rgb": {
    "r": 47,
    "g": 83,
    "b": 158
  },
  "hsl": {
    "h": 220.541,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.45684,
    "c": 0.12885,
    "h": 263
  },
  "luminance": 0.09259
}

Semantic roles & 50–950 ramp

primary

#2F539E

secondary

#BDA36C

accent

#AE4ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2F539E

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

Preview Lab → · Contrast checker → · Palette generator →