#2F5DBF#2F5DBF

#2F5DBF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.162 H 263.0°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#2F5DBF
RGB	rgb(47, 93, 191)
HSL	hsl(221, 61%, 47%)
HSV	hsv(221, 75%, 75%)
CMYK	cmyk(75.4%, 51.3%, 0%, 25.1%)
CIE-LAB	lab(41.52, 19.15, -56.02)
CIE-LCH	lch(41.52, 59.20, 288.87°)
OKLab	oklab(50.25% -0.0199 -0.1612)
OKLCH	oklch(50.25% 0.162 263)
XYZ	xyz(14.4873, 12.1930, 50.8701)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5DBF #BF912F

analogous

#2FA5BF #2F5DBF #492FBF

triadic

#2F5DBF #BF2F5D #5DBF2F

tetradic

#2F5DBF #BF2FA5 #BF912F #2FBF49

square

#2F5DBF #BF2FA5 #BF912F #2FBF49

split-complementary

#2F5DBF #BF492F #A5BF2F

monochromatic

#172D5D #23458E #2F5DBF #567FD5 #87A4E1

Accessibility & contrast

On white

6.11

#2F5DBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#2F5DBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5DBF

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5DBF	#FFFFFF	#000000	##FFFFFF
##2F5DBF	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E69C3

Deuteranopia (green-blind)

#005CBD

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2f5dbf;
/* rgb */ color: rgb(47, 93, 191);
/* oklch */ color: oklch(50.2% 0.162 263.0);

Tailwind

colors: {
  custom: {
    50: '#7c8ad3',
    500: '#2f5dbf',
    950: '#000000',
  },
}

SCSS

$custom: #2f5dbf;
$custom-light: #7c8ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5dbf",
  "rgb": {
    "r": 47,
    "g": 93,
    "b": 191
  },
  "hsl": {
    "h": 220.833,
    "s": 60.504,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50248,
    "c": 0.16239,
    "h": 263
  },
  "luminance": 0.12195
}

Semantic roles & 50–950 ramp

primary

#2F5DBF

secondary

#CBB37F

accent

#B144E4

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2F5DBF

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

Preview Lab → · Contrast checker → · Palette generator →