#2F66BA#2F66BA

#2F66BA is a mid, vivid blue. Relative luminance 0.137; OKLCH L 51.8% C 0.145 H 258.8°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F66BA
RGB	rgb(47, 102, 186)
HSL	hsl(216, 60%, 46%)
HSV	hsv(216, 75%, 73%)
CMYK	cmyk(74.7%, 45.2%, 0%, 27.1%)
CIE-LAB	lab(43.73, 11.45, -49.55)
CIE-LCH	lch(43.73, 50.86, 283.01°)
OKLab	oklab(51.84% -0.0281 -0.142)
OKLCH	oklch(51.84% 0.145 258.8)
XYZ	xyz(14.7834, 13.6506, 48.3006)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66BA #BA832F

analogous

#2FABBA #2F66BA #3D2FBA

triadic

#2F66BA #BA2F66 #66BA2F

tetradic

#2F66BA #BA2FAB #BA832F #2FBA3D

square

#2F66BA #BA2FAB #BA832F #2FBA3D

split-complementary

#2F66BA #BA3D2F #ABBA2F

monochromatic

#163058 #234B89 #2F66BA #5386D3 #84A8E0

Accessibility & contrast

On white

5.63

#2F66BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#2F66BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66BA

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66BA	#FFFFFF	#000000	##FFFFFF
##2F66BA	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6EBD

Deuteranopia (green-blind)

#1E61B8

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2f66ba;
/* rgb */ color: rgb(47, 102, 186);
/* oklch */ color: oklch(51.8% 0.145 258.8);

Tailwind

colors: {
  custom: {
    50: '#7a91cf',
    500: '#2f66ba',
    950: '#000000',
  },
}

SCSS

$custom: #2f66ba;
$custom-light: #7a91cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66ba",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 186
  },
  "hsl": {
    "h": 216.259,
    "s": 59.657,
    "l": 45.686
  },
  "oklch": {
    "l": 0.51835,
    "c": 0.14474,
    "h": 258.8
  },
  "luminance": 0.13652
}

Semantic roles & 50–950 ramp

primary

#2F66BA

secondary

#C9AA7C

accent

#A445E3

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2F66BA

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

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