#2D539F#2D539F

#2D539F is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.7% C 0.131 H 262.5°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#2D539F
RGB	rgb(45, 83, 159)
HSL	hsl(220, 56%, 40%)
HSV	hsv(220, 72%, 62%)
CMYK	cmyk(71.7%, 47.8%, 0%, 37.6%)
CIE-LAB	lab(36.45, 13.29, -45.29)
CIE-LCH	lch(36.45, 47.20, 286.36°)
OKLab	oklab(45.66% -0.0172 -0.1298)
OKLCH	oklch(45.66% 0.131 262.5)
XYZ	xyz(10.4312, 9.2465, 34.0292)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D539F #9F792D

analogous

#2D8C9F #2D539F #402D9F

triadic

#2D539F #9F2D53 #539F2D

tetradic

#2D539F #9F2D8C #9F792D #2D9F40

square

#2D539F #9F2D8C #9F792D #2D9F40

split-complementary

#2D539F #9F402D #8C9F2D

monochromatic

#122140 #203A6F #2D539F #406EC9 #7092D6

Accessibility & contrast

On white

7.37

#2D539F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2D539F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D539F

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D539F	#FFFFFF	#000000	##FFFFFF
##2D539F	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5BA2

Deuteranopia (green-blind)

#10519D

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2d539f;
/* rgb */ color: rgb(45, 83, 159);
/* oklch */ color: oklch(45.7% 0.131 262.5);

Tailwind

colors: {
  custom: {
    50: '#7482bc',
    500: '#2d539f',
    950: '#000000',
  },
}

SCSS

$custom: #2d539f;
$custom-light: #7482bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d539f",
  "rgb": {
    "r": 45,
    "g": 83,
    "b": 159
  },
  "hsl": {
    "h": 220,
    "s": 55.882,
    "l": 40
  },
  "oklch": {
    "l": 0.45663,
    "c": 0.13094,
    "h": 262.5
  },
  "luminance": 0.09248
}

Semantic roles & 50–950 ramp

primary

#2D539F

secondary

#BEA26A

accent

#AD49DF

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2D539F

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

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