#2F66BF#2F66BF

#2F66BF is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.2% C 0.152 H 259.7°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#2F66BF
RGB	rgb(47, 102, 191)
HSL	hsl(217, 61%, 47%)
HSV	hsv(217, 75%, 75%)
CMYK	cmyk(75.4%, 46.6%, 0%, 25.1%)
CIE-LAB	lab(44.04, 13.33, -51.95)
CIE-LCH	lch(44.04, 53.64, 284.40°)
OKLab	oklab(52.18% -0.0272 -0.149)
OKLCH	oklch(52.18% 0.152 259.7)
XYZ	xyz(15.3242, 13.8669, 51.1491)
Luminance	0.1387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66BF #BF882F

analogous

#2FAEBF #2F66BF #402FBF

triadic

#2F66BF #BF2F66 #66BF2F

tetradic

#2F66BF #BF2FAE #BF882F #2FBF40

square

#2F66BF #BF2FAE #BF882F #2FBF40

split-complementary

#2F66BF #BF402F #AEBF2F

monochromatic

#17325D #234C8E #2F66BF #5687D5 #87AAE1

Accessibility & contrast

On white

5.56

#2F66BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#2F66BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66BF

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66BF	#FFFFFF	#000000	##FFFFFF
##2F66BF	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#366FC2

Deuteranopia (green-blind)

#1262BD

Tritanopia (blue-blind)

#007B89

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2f66bf;
/* rgb */ color: rgb(47, 102, 191);
/* oklch */ color: oklch(52.2% 0.152 259.7);

Tailwind

colors: {
  custom: {
    50: '#7b91d3',
    500: '#2f66bf',
    950: '#000000',
  },
}

SCSS

$custom: #2f66bf;
$custom-light: #7b91d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66bf",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 191
  },
  "hsl": {
    "h": 217.083,
    "s": 60.504,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52178,
    "c": 0.15152,
    "h": 259.7
  },
  "luminance": 0.13869
}

Semantic roles & 50–950 ramp

primary

#2F66BF

secondary

#CBAE7F

accent

#A744E4

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2F66BF

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

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