#2F539C#2F539C

#2F539C is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.5% C 0.126 H 262.7°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F539C
RGB	rgb(47, 83, 156)
HSL	hsl(220, 54%, 40%)
HSV	hsv(220, 70%, 61%)
CMYK	cmyk(69.9%, 46.8%, 0%, 38.8%)
CIE-LAB	lab(36.35, 12.47, -43.65)
CIE-LCH	lch(36.35, 45.40, 285.94°)
OKLab	oklab(45.54% -0.016 -0.125)
OKLCH	oklch(45.54% 0.126 262.7)
XYZ	xyz(10.2642, 9.1901, 32.6790)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F539C #9C782F

analogous

#2F8A9C #2F539C #412F9C

triadic

#2F539C #9C2F53 #539C2F

tetradic

#2F539C #9C2F8A #9C782F #2F9C41

square

#2F539C #9C2F8A #9C782F #2F9C41

split-complementary

#2F539C #9C412F #8A9C2F

monochromatic

#13213E #213A6D #2F539C #426EC6 #7192D4

Accessibility & contrast

On white

7.40

#2F539C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2F539C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F539C

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F539C	#FFFFFF	#000000	##FFFFFF
##2F539C	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5B9F

Deuteranopia (green-blind)

#18519B

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f539c;
/* rgb */ color: rgb(47, 83, 156);
/* oklch */ color: oklch(45.5% 0.126 262.7);

Tailwind

colors: {
  custom: {
    50: '#7582ba',
    500: '#2f539c',
    950: '#000000',
  },
}

SCSS

$custom: #2f539c;
$custom-light: #7582ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f539c",
  "rgb": {
    "r": 47,
    "g": 83,
    "b": 156
  },
  "hsl": {
    "h": 220.183,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.45543,
    "c": 0.12598,
    "h": 262.7
  },
  "luminance": 0.09191
}

Semantic roles & 50–950 ramp

primary

#2F539C

secondary

#BCA16B

accent

#AD4BDD

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F539C

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

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