#2F66C0#2F66C0

#2F66C0 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.2% C 0.153 H 259.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#2F66C0
RGB	rgb(47, 102, 192)
HSL	hsl(217, 61%, 47%)
HSV	hsv(217, 76%, 75%)
CMYK	cmyk(75.5%, 46.9%, 0%, 24.7%)
CIE-LAB	lab(44.11, 13.71, -52.43)
CIE-LCH	lch(44.11, 54.19, 284.66°)
OKLab	oklab(52.25% -0.0271 -0.1504)
OKLCH	oklch(52.25% 0.153 259.8)
XYZ	xyz(15.4346, 13.9111, 51.7306)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66C0 #C0892F

analogous

#2FAFC0 #2F66C0 #402FC0

triadic

#2F66C0 #C02F66 #66C02F

tetradic

#2F66C0 #C02FAF #C0892F #2FC040

square

#2F66C0 #C02FAF #C0892F #2FC040

split-complementary

#2F66C0 #C0402F #AFC02F

monochromatic

#17325E #234C8F #2F66C0 #5687D6 #88AAE2

Accessibility & contrast

On white

5.55

#2F66C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#2F66C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66C0

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66C0	#FFFFFF	#000000	##FFFFFF
##2F66C0	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356FC3

Deuteranopia (green-blind)

#0F62BE

Tritanopia (blue-blind)

#007B8A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2f66c0;
/* rgb */ color: rgb(47, 102, 192);
/* oklch */ color: oklch(52.2% 0.153 259.8);

Tailwind

colors: {
  custom: {
    50: '#7c91d4',
    500: '#2f66c0',
    950: '#000000',
  },
}

SCSS

$custom: #2f66c0;
$custom-light: #7c91d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66c0",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 192
  },
  "hsl": {
    "h": 217.241,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52248,
    "c": 0.15286,
    "h": 259.8
  },
  "luminance": 0.13913
}

Semantic roles & 50–950 ramp

primary

#2F66C0

secondary

#CBAF7F

accent

#A744E4

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2F66C0

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

Preview Lab → · Contrast checker → · Palette generator →