#2F5FB7#2F5FB7

#2F5FB7 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.1% C 0.149 H 261.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FB7
RGB	rgb(47, 95, 183)
HSL	hsl(219, 59%, 45%)
HSV	hsv(219, 74%, 72%)
CMYK	cmyk(74.3%, 48.1%, 0%, 28.2%)
CIE-LAB	lab(41.54, 14.82, -51.31)
CIE-LCH	lch(41.54, 53.41, 286.11°)
OKLab	oklab(50.09% -0.0226 -0.1473)
OKLCH	oklch(50.09% 0.149 261.3)
XYZ	xyz(13.8087, 12.2061, 46.4188)
Luminance	0.1221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FB7 #B7872F

analogous

#2FA3B7 #2F5FB7 #432FB7

triadic

#2F5FB7 #B72F5F #5FB72F

tetradic

#2F5FB7 #B72FA3 #B7872F #2FB743

square

#2F5FB7 #B72FA3 #B7872F #2FB743

split-complementary

#2F5FB7 #B7432F #A3B72F

monochromatic

#162C56 #224686 #2F5FB7 #517FD2 #82A2DF

Accessibility & contrast

On white

6.10

#2F5FB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#2F5FB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FB7

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FB7	#FFFFFF	#000000	##FFFFFF
##2F5FB7	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E69BA

Deuteranopia (green-blind)

#035CB5

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2f5fb7;
/* rgb */ color: rgb(47, 95, 183);
/* oklch */ color: oklch(50.1% 0.149 261.3);

Tailwind

colors: {
  custom: {
    50: '#7a8bcd',
    500: '#2f5fb7',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fb7;
$custom-light: #7a8bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fb7",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 183
  },
  "hsl": {
    "h": 218.824,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.50092,
    "c": 0.14902,
    "h": 261.3
  },
  "luminance": 0.12208
}

Semantic roles & 50–950 ramp

primary

#2F5FB7

secondary

#C8AC7A

accent

#AB45E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F5FB7

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

Preview Lab → · Contrast checker → · Palette generator →