#2F66C5#2F66C5

#2F66C5 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.160 H 260.5°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F66C5
RGB	rgb(47, 102, 197)
HSL	hsl(218, 61%, 48%)
HSV	hsv(218, 76%, 77%)
CMYK	cmyk(76.1%, 48.2%, 0%, 22.7%)
CIE-LAB	lab(44.43, 15.60, -54.80)
CIE-LCH	lch(44.43, 56.98, 285.89°)
OKLab	oklab(52.6% -0.0263 -0.1574)
OKLCH	oklch(52.6% 0.16 260.5)
XYZ	xyz(15.9981, 14.1365, 54.6980)
Luminance	0.1414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66C5 #C58E2F

analogous

#2FB1C5 #2F66C5 #432FC5

triadic

#2F66C5 #C52F66 #66C52F

tetradic

#2F66C5 #C52FB1 #C58E2F #2FC543

square

#2F66C5 #C52FB1 #C58E2F #2FC543

split-complementary

#2F66C5 #C5432F #B1C52F

monochromatic

#173362 #234C94 #2F66C5 #5A88D8 #8BABE3

Accessibility & contrast

On white

5.49

#2F66C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#2F66C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66C5

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66C5	#FFFFFF	#000000	##FFFFFF
##2F66C5	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3070C9

Deuteranopia (green-blind)

#0063C3

Tritanopia (blue-blind)

#007D8C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #2f66c5;
/* rgb */ color: rgb(47, 102, 197);
/* oklch */ color: oklch(52.6% 0.160 260.5);

Tailwind

colors: {
  custom: {
    50: '#7d91d7',
    500: '#2f66c5',
    950: '#000000',
  },
}

SCSS

$custom: #2f66c5;
$custom-light: #7d91d7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66c5",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 197
  },
  "hsl": {
    "h": 218,
    "s": 61.475,
    "l": 47.843
  },
  "oklch": {
    "l": 0.52599,
    "c": 0.15961,
    "h": 260.5
  },
  "luminance": 0.14138
}

Semantic roles & 50–950 ramp

primary

#2F66C5

secondary

#CDB282

accent

#A943E5

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2F66C5

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

Preview Lab → · Contrast checker → · Palette generator →