#2F5DAD#2F5DAD

#2F5DAD is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.0% C 0.138 H 260.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#2F5DAD
RGB	rgb(47, 93, 173)
HSL	hsl(218, 57%, 43%)
HSV	hsv(218, 73%, 68%)
CMYK	cmyk(72.8%, 46.2%, 0%, 32.2%)
CIE-LAB	lab(40.33, 12.34, -47.39)
CIE-LCH	lch(40.33, 48.97, 284.59°)
OKLab	oklab(48.95% -0.0224 -0.1358)
OKLCH	oklch(48.95% 0.138 260.6)
XYZ	xyz(12.6268, 11.4488, 41.0714)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5DAD #AD7F2F

analogous

#2F9CAD #2F5DAD #402FAD

triadic

#2F5DAD #AD2F5D #5DAD2F

tetradic

#2F5DAD #AD2F9C #AD7F2F #2FAD40

square

#2F5DAD #AD2F9C #AD7F2F #2FAD40

split-complementary

#2F5DAD #AD402F #9CAD2F

monochromatic

#15294D #22437D #2F5DAD #4B7BCE #7B9EDB

Accessibility & contrast

On white

6.38

#2F5DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#2F5DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5DAD

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5DAD	#FFFFFF	#000000	##FFFFFF
##2F5DAD	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3465B0

Deuteranopia (green-blind)

#185AAB

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5dad;
/* rgb */ color: rgb(47, 93, 173);
/* oklch */ color: oklch(49.0% 0.138 260.6);

Tailwind

colors: {
  custom: {
    50: '#788ac6',
    500: '#2f5dad',
    950: '#000000',
  },
}

SCSS

$custom: #2f5dad;
$custom-light: #788ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5dad",
  "rgb": {
    "r": 47,
    "g": 93,
    "b": 173
  },
  "hsl": {
    "h": 218.095,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48951,
    "c": 0.13764,
    "h": 260.6
  },
  "luminance": 0.1145
}

Semantic roles & 50–950 ramp

primary

#2F5DAD

secondary

#C4A774

accent

#A947E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5DAD

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

Preview Lab → · Contrast checker → · Palette generator →