#2F5CB5#2F5CB5

#2F5CB5 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.3% C 0.150 H 262.2°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#2F5CB5
RGB	rgb(47, 92, 181)
HSL	hsl(220, 59%, 45%)
HSV	hsv(220, 74%, 71%)
CMYK	cmyk(74%, 49.2%, 0%, 29%)
CIE-LAB	lab(40.56, 16.02, -51.72)
CIE-LCH	lch(40.56, 54.14, 287.21°)
OKLab	oklab(49.3% -0.0203 -0.1485)
OKLCH	oklch(49.3% 0.15 262.2)
XYZ	xyz(13.3369, 11.5934, 45.2420)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5CB5 #B5882F

analogous

#2F9FB5 #2F5CB5 #452FB5

triadic

#2F5CB5 #B52F5C #5CB52F

tetradic

#2F5CB5 #B52F9F #B5882F #2FB545

square

#2F5CB5 #B52F9F #B5882F #2FB545

split-complementary

#2F5CB5 #B5452F #9FB52F

monochromatic

#162B54 #224384 #2F5CB5 #507BD1 #80A0DE

Accessibility & contrast

On white

6.33

#2F5CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#2F5CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5CB5

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5CB5	#FFFFFF	#000000	##FFFFFF
##2F5CB5	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2966B8

Deuteranopia (green-blind)

#005AB3

Tritanopia (blue-blind)

#007180

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2f5cb5;
/* rgb */ color: rgb(47, 92, 181);
/* oklch */ color: oklch(49.3% 0.150 262.2);

Tailwind

colors: {
  custom: {
    50: '#7a89cc',
    500: '#2f5cb5',
    950: '#000000',
  },
}

SCSS

$custom: #2f5cb5;
$custom-light: #7a89cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5cb5",
  "rgb": {
    "r": 47,
    "g": 92,
    "b": 181
  },
  "hsl": {
    "h": 219.851,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49299,
    "c": 0.14993,
    "h": 262.2
  },
  "luminance": 0.11595
}

Semantic roles & 50–950 ramp

primary

#2F5CB5

secondary

#C7AD79

accent

#AE46E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5CB5

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

Preview Lab → · Contrast checker → · Palette generator →