#2F66CE#2F66CE

#2F66CE is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.2% C 0.172 H 261.6°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#2F66CE
RGB	rgb(47, 102, 206)
HSL	hsl(219, 63%, 50%)
HSV	hsv(219, 77%, 81%)
CMYK	cmyk(77.2%, 50.5%, 0%, 19.2%)
CIE-LAB	lab(45.03, 19.00, -59.01)
CIE-LCH	lch(45.03, 62.00, 287.84°)
OKLab	oklab(53.25% -0.025 -0.1698)
OKLCH	oklch(53.25% 0.172 261.6)
XYZ	xyz(17.0602, 14.5613, 60.2920)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66CE #CE972F

analogous

#2FB6CE #2F66CE #472FCE

triadic

#2F66CE #CE2F66 #66CE2F

tetradic

#2F66CE #CE2FB6 #CE972F #2FCE47

square

#2F66CE #CE2FB6 #CE972F #2FCE47

split-complementary

#2F66CE #CE472F #B6CE2F

monochromatic

#18356A #244D9C #2F66CE #608ADB #91AFE6

Accessibility & contrast

On white

5.37

#2F66CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#2F66CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66CE

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66CE	#FFFFFF	#000000	##FFFFFF
##2F66CE	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2472D2

Deuteranopia (green-blind)

#0064CC

Tritanopia (blue-blind)

#007F90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2f66ce;
/* rgb */ color: rgb(47, 102, 206);
/* oklch */ color: oklch(53.2% 0.172 261.6);

Tailwind

colors: {
  custom: {
    50: '#7f91de',
    500: '#2f66ce',
    950: '#000000',
  },
}

SCSS

$custom: #2f66ce;
$custom-light: #7f91de;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66ce",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 206
  },
  "hsl": {
    "h": 219.245,
    "s": 62.846,
    "l": 49.608
  },
  "oklch": {
    "l": 0.53249,
    "c": 0.17167,
    "h": 261.6
  },
  "luminance": 0.14563
}

Semantic roles & 50–950 ramp

primary

#2F66CE

secondary

#D1B888

accent

#AD42E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2F66CE

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

Preview Lab → · Contrast checker → · Palette generator →