#2F539A#2F539A

#2F539A is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.4% C 0.123 H 262.4°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#2F539A
RGB	rgb(47, 83, 154)
HSL	hsl(220, 53%, 39%)
HSV	hsv(220, 69%, 60%)
CMYK	cmyk(69.5%, 46.1%, 0%, 39.6%)
CIE-LAB	lab(36.22, 11.71, -42.65)
CIE-LCH	lch(36.22, 44.23, 285.35°)
OKLab	oklab(45.4% -0.0163 -0.122)
OKLCH	oklch(45.4% 0.123 262.4)
XYZ	xyz(10.0962, 9.1229, 31.7944)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F539A #9A762F

analogous

#2F899A #2F539A #412F9A

triadic

#2F539A #9A2F53 #539A2F

tetradic

#2F539A #9A2F89 #9A762F #2F9A41

square

#2F539A #9A2F89 #9A762F #2F9A41

split-complementary

#2F539A #9A412F #899A2F

monochromatic

#12203C #213A6B #2F539A #416EC5 #7091D3

Accessibility & contrast

On white

7.43

#2F539A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2F539A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F539A

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F539A	#FFFFFF	#000000	##FFFFFF
##2F539A	1.00	7.43	2.82	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305A9D

Deuteranopia (green-blind)

#1B5199

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f539a;
/* rgb */ color: rgb(47, 83, 154);
/* oklch */ color: oklch(45.4% 0.123 262.4);

Tailwind

colors: {
  custom: {
    50: '#7482b8',
    500: '#2f539a',
    950: '#000000',
  },
}

SCSS

$custom: #2f539a;
$custom-light: #7482b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f539a",
  "rgb": {
    "r": 47,
    "g": 83,
    "b": 154
  },
  "hsl": {
    "h": 219.813,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45403,
    "c": 0.12312,
    "h": 262.4
  },
  "luminance": 0.09124
}

Semantic roles & 50–950 ramp

primary

#2F539A

secondary

#BBA06A

accent

#AC4BDD

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F539A

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

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