#2F5CB8#2F5CB8

#2F5CB8 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.5% C 0.154 H 262.6°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#2F5CB8
RGB	rgb(47, 92, 184)
HSL	hsl(220, 59%, 45%)
HSV	hsv(220, 74%, 72%)
CMYK	cmyk(74.5%, 50%, 0%, 27.8%)
CIE-LAB	lab(40.76, 17.15, -53.15)
CIE-LCH	lch(40.76, 55.85, 287.89°)
OKLab	oklab(49.52% -0.0199 -0.1528)
OKLCH	oklch(49.52% 0.154 262.6)
XYZ	xyz(13.6481, 11.7178, 46.8806)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5CB8 #B88B2F

analogous

#2FA0B8 #2F5CB8 #472FB8

triadic

#2F5CB8 #B82F5C #5CB82F

tetradic

#2F5CB8 #B82FA0 #B88B2F #2FB847

square

#2F5CB8 #B82FA0 #B88B2F #2FB847

split-complementary

#2F5CB8 #B8472F #A0B82F

monochromatic

#162B57 #234487 #2F5CB8 #527CD3 #82A1DF

Accessibility & contrast

On white

6.28

#2F5CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#2F5CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5CB8

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5CB8	#FFFFFF	#000000	##FFFFFF
##2F5CB8	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2567BB

Deuteranopia (green-blind)

#005AB6

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2f5cb8;
/* rgb */ color: rgb(47, 92, 184);
/* oklch */ color: oklch(49.5% 0.154 262.6);

Tailwind

colors: {
  custom: {
    50: '#7a89ce',
    500: '#2f5cb8',
    950: '#000000',
  },
}

SCSS

$custom: #2f5cb8;
$custom-light: #7a89ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5cb8",
  "rgb": {
    "r": 47,
    "g": 92,
    "b": 184
  },
  "hsl": {
    "h": 220.292,
    "s": 59.307,
    "l": 45.294
  },
  "oklch": {
    "l": 0.49518,
    "c": 0.15405,
    "h": 262.6
  },
  "luminance": 0.11719
}

Semantic roles & 50–950 ramp

primary

#2F5CB8

secondary

#C8AF7B

accent

#AF45E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2F5CB8

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

Preview Lab → · Contrast checker → · Palette generator →