#2F5BBF#2F5BBF

#2F5BBF is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.165 H 263.6°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F5BBF
RGB	rgb(47, 91, 191)
HSL	hsl(222, 61%, 47%)
HSV	hsv(222, 75%, 75%)
CMYK	cmyk(75.4%, 52.4%, 0%, 25.1%)
CIE-LAB	lab(40.97, 20.45, -56.91)
CIE-LCH	lch(40.97, 60.47, 289.77°)
OKLab	oklab(49.83% -0.0183 -0.1638)
OKLCH	oklch(49.83% 0.165 263.6)
XYZ	xyz(14.3140, 11.8465, 50.8123)
Luminance	0.1185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5BBF #BF932F

analogous

#2FA3BF #2F5BBF #4B2FBF

triadic

#2F5BBF #BF2F5B #5BBF2F

tetradic

#2F5BBF #BF2FA3 #BF932F #2FBF4B

square

#2F5BBF #BF2FA3 #BF932F #2FBF4B

split-complementary

#2F5BBF #BF4B2F #A3BF2F

monochromatic

#172C5D #23448E #2F5BBF #567DD5 #87A3E1

Accessibility & contrast

On white

6.23

#2F5BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#2F5BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5BBF

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5BBF	#FFFFFF	#000000	##FFFFFF
##2F5BBF	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1568C3

Deuteranopia (green-blind)

#005ABD

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2f5bbf;
/* rgb */ color: rgb(47, 91, 191);
/* oklch */ color: oklch(49.8% 0.165 263.6);

Tailwind

colors: {
  custom: {
    50: '#7c88d3',
    500: '#2f5bbf',
    950: '#000000',
  },
}

SCSS

$custom: #2f5bbf;
$custom-light: #7c88d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5bbf",
  "rgb": {
    "r": 47,
    "g": 91,
    "b": 191
  },
  "hsl": {
    "h": 221.667,
    "s": 60.504,
    "l": 46.667
  },
  "oklch": {
    "l": 0.4983,
    "c": 0.16484,
    "h": 263.6
  },
  "luminance": 0.11848
}

Semantic roles & 50–950 ramp

primary

#2F5BBF

secondary

#CBB47F

accent

#B344E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2F5BBF

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

Preview Lab → · Contrast checker → · Palette generator →